List of Publications

1– Smith, K.; El-Hiti, G.A.; Abdo, M.A.; Abdel-Megeed, M.F. Regiospecific electrophilic substitution of aminoquinazolinones: directed lithiation of 3‑(pivaloylamino)- and 3-(acetylamino)-2-methylquinazolin-4(3H)-ones. J. Chem. Soc., Perkin Trans. 1, 1995(8), 1029–1033. doi: 10.1039/P19950001029
 
2– Abdel-Megeed, M.F.; Aly, Y.L.; Saleh, M.A.; Abdo, I.M.; El-Hiti, G.A.; Smith, K. Novel one-pot procedure for the preparation of 3-substituted 2-thioxo-4(3H)-quinazolinones. Sulfur Lett., 1995, 19(3), 129–140.
 
3– Abdo, M.A.; Abdel-Megeed, M.F.; Saleh, M.A.; El-Hiti, G.A.-R. Reaction of 6-substituted 3-amino-2-aryl-4(3H)-quinazolinones with D-glucose and D‑galactose. Polish J. Chem., 1995, 69(4), 583–590. https://hero.epa.gov/hero/index.cfm/reference/details/reference_id/1195804
 
4– Abdel-Megeed, M.F.; Saleh, M.A.; Abdo, M.A.; El-Hiti, G.A. Reaction of 6-substituted 3-amino-2-phenyl-4(3H)-quinazolinones with D-ribose and L‑arabinose. Collect. Czech. Chem. Commun., 1995, 60(6), 1016–1025. doi: 10.1135/cccc19951016
 
5– Smith, K.; El-Hiti, G.A.; Abdel-Megeed, M.F.; Abdo, M.A. Lithiation of 3-(acylamino)-2-unsubstituted-, 3-(acylamino)-2-ethyl- and 3-(acylamino)-2-propyl-4(3H)-quinazolinones: convenient syntheses of more complex quinazolinones. J. Org. Chem., 1996, 61(2), 647–655. doi: 10.1021/jo950988t
 
6– Smith, K.; El-Hiti, G.A.; Abdel-Megeed, M.F.; Abdo, M.A. Lithiation of 2-alkyl-3-amino- and 2-alkyl-3-(methylamino)-4(3H)-quinazolinones. J. Org. Chem., 1996, 61(2), 656–661. doi: 10.1021/jo950989l
 
7– Saleh, M.A.; Abdo, M.A.; Abdel-Megeed, M.F.; El-Hiti, G.A. Amadori rearrangement of N-glucosides of 6-substituted 3-amino-2-aryl-4(3H)-quinazolinones. Indian J. Chem., 1996, 35B(2), 147–150. doi: 10.1002/chin.199617207
 
8– El-Hiti, G.A.-R. A convenient synthesis of 1,2-dihydro-1,2,4-triazolo[3,2-b]quinazolin-9(1H)-ones and their 1,2,4-triazolo derivatives. Bull. Chem. Soc., Jpn., 1997, 70(9), 2209–2213. doi: 10.1246/bcsj.70.2209
 
9– El-Segaii, A.A.; El-Hiti, G.A.; El Assal, A.M. Sayyah. S.M. Two organometallic compounds for improving the properties of acrylic resin. Cairo Dent. J., 1997, 13(S), 43–49.
 
10– Smith, K.; El-Hiti, G.A.; Hamilton, A. Unexpected formation of substituted anilides via reactions of trifluoroacetanilides with lithium reagents. J. Chem. Soc., Perkin Trans. 1, 1998(24), 4041–4042. doi: 10.1039/A808004F
 
11– El-Shora, A.I.; El-Hiti, G.A. Crystal and molecular structure of 2-hydrazino-3-methylquinoxaline. Egypt. J. Solids, 1998, 21(1), 111–117.
 
12– El-Shora, A.I.; El-Hiti, G.A. Crystal and molecular structure of 3-amino-2-(4-methylphenylamino)quinazolin-4(3H)-one. Egypt. J. Solids, 1998, 21(2), 163–170.
 
13– Smith, K.; El-Hiti, G.A.; Pritchard, G.J.; Hamilton, A. Carbonylation of various organolithium reagents. A novel approach to heterocycles via intramolecular trapping of aromatic acyllithiums. J. Chem. Soc., Perkin Trans. 1, 1999(16), 2299–2303. doi: 10.1039/A903467F
 
14– Smith, K.; El-Hiti, G.A.; Shukla, A.P. Variation in site of lithiation with ring substituent of N'-aryl-N,N-dimethylureas; application in synthesis. J. Chem. Soc., Perkin Trans. 1, 1999(16), 2305–2313. doi: 10.1039/A903464A
 
15– Smith, K.; El-Hiti, G.A.; Hou, D.; DeBoos, G.A. Preparation and use of sterically hindered organoditripylhydroborates and their polystyrene derivatives for the diastereoselective reduction of ketones. J. Chem. Soc., Perkin Trans. 1, 1999(19), 2807–2812. doi: 10.1039/A904260A
 
16– Smith, K.; El-Hiti, G.A.; Hawes, A.C. A novel procedure for the formation of isatins via carbonylation of lithiated N'-aryl-N,N-dimethylureas. Synlett, 1999(S1), 945–947. doi: 10.1055/s-1999-3085
 
17– El-Hiti, G.A. Proton nuclear magnetic resonance spectroscopy: significant barriers to rotation about N‑N bonds in 3-acylaminoquinazolin-4(3H)-one derivatives. Spectroscopy Lett., 1999, 32(4), 671–677. doi: 10.1080/00387019909350016
 
18– Smith, K.; El-Hiti, G.A.; Abdel-Megeed, M.F.; Abdo, M.A. Convenient synthesis of more complex 2-substituted 4(3H)-quinazolinones via lithiation of 2‑alkyl-4(3H)-quinazolinones. Collect. Czech. Chem. Commun., 1999, 64(3), 515–526. doi: 10.1135/cccc19990515
 
19– Abdo, M.A.; Zeid, I.F.; El-Hiti, G.A.; Mahmoud, O.E. Some reactions of 2-phenyl-4(3H)-quinazolinones. Indian J. Chem., 1999, 38B(7), 850-853. doi: 10.1002/chin.200003152
 
20– Abdel-Megeed, M.F.; El-Hiti, G.A.; Saleh, M.A.; Abdo, M.A.; Awadalla, S.E. A convenient synthesis of novel hydrazones and osazones of 2-hydrazino-3-phenyl-4(3H)-quinazolinone. Rev. Roum. Chim., 1999, 44(1), 67–76.
 
21– Abdel-Megeed, M.F.; El-Hiti, G.A.; Ibrahim, H.A.; Issa, R.M. Mass spectral fragmentation patterns of benzilic and mandelic acid hydrazides and their arylidene derivatives. Delta J. Sci., 1999, 23(1), 104–116.
 
22– El-Hiti, G.A.; Mahgoub, S.A.; Abdel-Megeed, M.F.; Mahmoud, Y.A.-G. Synthesis and biological activities of novel (3-methylquinoxalin-2-yl) hydrazones and osazones of aldoses. Delta J. Sci., 1999, 23(1), 117–130.
 
23– Abdel-Megeed, M.F.; El-Hiti, G.A.; Teniou, A. The action of methylmagnesium iodide on 6-bromo-2-phenyl-4H-3,1-benzoxazinone and its 4(3H)‑quinazolinones. Delta J. Sci., 1999, 23(1), 131–137.
 
24– Smith, K.; El-Hiti, G.A.; Hammond, M.E.W.; Bahzad, D.; Li, Z.; Siquet, C. Highly efficient and selective electrophilic and free radical catalytic bromination reactions of simple aromatic compounds in the presence of reusable zeolites. J. Chem. Soc. Perkin Trans. 1, 2000(16), 2745–2752. doi: 10.1039/B002157L
 
25– El-Hiti, G.A. Synthesis of substituted quinazolin-4(3H)-ones and quinazolines via directed lithiation. Heterocycles, 2000, 53(8), 1839–1868. doi: 10.3987/REV-00-535
 
26– El-Hiti, G.A.; Abdel-Megeed, M.F.; Mahmoud, Y.A.-G. Synthesis and antimicrobial activities of novel sugar (2-phenylquinazolin-4-yl)hydrazones and their osazones. Indian J. Chem., 2000, 39B(5), 368–376. doi: 10.1002/chin.200103194
 
27– Abdel-Megeed, M.F.; El-Hiti, G.A.; Abdo, M.A.; Saleh, M.A. A convenient synthesis of novel N-glycosides of 3-(aminophenyl)-4(3H)-quinazolinone derivatives. Rev. Roum. Chim., 2000, 45(6), 545–553. doi: 10.1002/chin.200128202
 
28– El-Hiti, G.A. Novel sugar (quinazolin-4-yl)hydrazones and dihydrazones (osazones) as potential antimicrobial agents. Alex. J. Pharm. Sci., 2000, 14(1), 37–40.
 
29– El-Hiti, G.A. Recent advances in the synthesis of sulfonic acids. Sulfur Reports, 2001, 22(3), 217–250. doi: 10.1080/01961770108047962
 
30– Abdel-Megeed, M.F.; El-Hiti, G.A.; Zied, T.M. Synthesis of some hydrazones and osazones containing bromoquinazolines as biologically active compounds. Delta J. Sci., 2001, 25(1), 32–38.
 
31– Smith, K.; El-Hiti, G.A. Aiming for greener chemical processes: The Centre for Clean Chemistry in Swansea has been recognised for its work on selective aromatic substitution reactions. Green Chem. Res. Net. NewsLett. (GCRN), 2002, 2, 5–6.
 
32– El-Hiti, G.A.; Abdel-Megeed, M.F.; Zied, T.M. Synthesis and reactions of some 3-aryl-2-thioxoquinazolin-4(3H)-ones. Indian J. Chem., 2002, 41B(7), 1519–1522. doi: 10.1002/chin.200243189
 
33– Smith, K.; Roberts, S.D.; El-Hiti, G.A. Study of regioselective dialkylation of naphthalene in the presence of reusable zeolite catalysts. Org. Biomol. Chem., 2003, 1(9), 1552–1559. doi: 10.1039/B212775J
 
34– Smith, K.; El-Hiti, G.A.; Jayne, A.J.; Butters, M. Acetylation of aromatic ethers using acetic anhydride over solid acid catalysts in a solvent-free system. Scope of the reaction for substituted ethers. Org. Biomol. Chem., 2003, 1(9), 1560–1564. doi: 10.1039/B301260C
 
35– Smith, K.; El-Hiti, G.A.; Jayne, A.J.; Butters, M. Acylation of aromatic ethers over solid acid catalysts: scope of the reaction with more complex acylating agents. Org. Biomol. Chem., 2003, 1(13), 2321–2325. doi: 10.1039/B303906D
 
36– Smith, K.; El-Hiti, G.A.; Hawes, A.C. Carbonylation of doubly lithiated N'-aryl-N,N-dimethylureas: a novel approach to isatins via intramolecular trapping of acyllithiums. Synthesis, 2003(13), 2047–2052. doi: 10.1055/s-2003-41019
 
37– Smith, K.; El-Hiti, G.A.; Mahgoub, S.A. Lithiation and side-chain substitution of 3-alkyl-1H-quinoxalin-2-ones. Synthesis, 2003(15), 2345–2348. doi: 10.1055/s-2003-41064
 
38– El-Hiti, G.A. A convenient procedure for the synthesis of novel modified 3‑substituted 1H-quinoxaline-2-thiones via side-chain lithiation of 3-alkyl-1H-quinoxaline-2-thiones. Synthesis, 2003(18), 2799–2804. doi: 10.1055/s-2003-42486
 
39– Smith, K.; El-Hiti, G.A.; Abdel-Megeed, M.F. Unexpected products from carbonylation of lithiated quinazolin-4(3H)-one derivatives. Russ. J. Org. Chem., 2003, 39(3), 430–435. doi: 10.1023/A:1025558201900
 
40– El-Hiti, G.A. A convenient procedure for the formation of 2-substituted thiazolopyridines. Monatsh. Chem., 2003, 134(6), 837–841. doi: 10.1007/s00706-002-0557-9
 
41– El-Brollosy, N.R.; Abdel-Megeed, M.F.; El-Hiti, G.A.; Genady, A.R. Synthesis of some novel N-glycosyl amines from aminoquinazolin-4(3H)-one derivatives. Afinidad, 2003, 60(504), 199–205. https://dialnet.unirioja.es/servlet/articulo?codigo=2642747
 
42– Smith, K.; Lock, S.; El-Hiti, G.A.; Wada, M.; Miyoshi, N. A convenient procedure for bismuth-mediated Barbier-type allylation of aldehydes in water containing fluoride ions. Org. Biomol. Chem., 2004, 2(6), 935–938. doi: 10.1039/B400179F
 
43– Smith, K.; Ewart, G.M.; El-Hiti, G.A.; Randles, K.R. Study of regioselective methanesulfonylation of simple aromatics with methanesulfonic anhydride in the presence of reusable zeolite catalysts. Org. Biomol. Chem., 2004, 2(21), 3150–3154. doi: 10.1039/B409922B
 
44– El-Hiti, G.A. A simple procedure for the side-chain lithiation of 2-alkyl-3H-quinazoline-4-thiones: application in synthesis. Synthesis, 2004(3), 363–368. doi: 10.1055/s-2004-815923
 
45– Smith, K.; El-Hiti, G.A.; Abdel-Megeed, M.F. Regioselective lithiation of chiral 3-acylamino-2-alkylquinazolin-4(3H)-ones: application in synthesis. Synthesis, 2004(13), 2121–2130. doi: 10.1055/s-2004-829169
 
46– Smith, K.; El-Hiti, G.A. Regioselective control of electrophilic aromatic substitution reactions. Curr. Org. Synth., 2004, 1(3), 253–274. doi: 10.2174/1570179043366747
 
47– Smith, K.; Liu, S.; El-Hiti, G.A. Use of ionic liquids as solvents for epoxidation reactions catalysed by a chiral Katsuki-type salen complex: enhanced reactivity and recovery of catalyst. Catal. Lett., 2004, 98(2–3), 95–101. doi: 10.1007/s10562-004-7921-9
 
48– El-Hiti, G.A. Application of organolithium in organic synthesis: a convenient synthesis of more complex 6‑substituted 3H-quinzolin-4-ones. Monatsh. Chem., 2004, 135(3), 323–331. doi: 10.1007/s00706-003-0110-5
 
49– Smith, K.; Liu, C.-H.; El-Hiti, G.A.; Kang, G.S.; Jones, E.; Clement, S. G.; Checquer, A. D.; Howarth, O. W.; Hursthouse, M. B.; Coles, S. J. An extensive study of bromination of cis,trans,trans-1,5,9-cyclododecatriene; product structures and conformations. Org. Biomol. Chem., 2005, 3(10), 1880–1892. doi: 10.1039/B417156J
 
50– Smith, K.; Liu, S.; El-Hiti, G.A. Regioselective mononitration of simple aromatic compounds under mild conditions in ionic liquid. Ind. Eng. Chem. Res., 2005, 44(23), 8611–8615. doi: 10.1021/ie050047z
 
51– El-Hiti, G.A.; Abdel-Megeed, M.F. Synthesis of glycosides containing quinazolin-4(3H)-one ring system. Heterocycles, 2005, 65(12), 3007–3041. doi: 10.3987/REV-05-602
 
52– Smith, K.; El-Hiti, G.A.; Hegazy, A.S. A Simple and convenient procedure for lithiation and side-chain substitution of 2-alkyl-4-methylsulfanylquinazolines and 2-alkyl-4-methoxyquinazolines. Synthesis, 2005(17), 2951–2961. doi: 10.1055/s-2005-916036
 
53– Smith, K.; El-Hiti, G.A.; Hegazy, A.S. Addition of alkyllithiums to 3H-quinazoline-4-thione and substituted quinazoline derivatives; application in synthesis. J. Sulfur Chem., 2005, 26(2), 121–131. doi: 10.1080/17415990500151472
 
54– Smith, K.; Liu, C.-H.; El-Hiti, G.A. A novel supported Katsuki-type (salen)Mn complex for asymmetric epoxidation. Org. Biomol. Chem., 2006, 4(5), 917–927. doi: 10.1039/B517611P
 
55– Smith, K.; El-Hiti, G.A. Regioselective electrophilic aromatic substitution reactions over reusable zeolites. Curr. Org. Chem., 2006, 10(13), 1603–1625. 10.2174/138527206778249685
 
56– Smith, K.; El-Hiti, G.A.; Al-Shamali, M. Rearrangement of epoxides to carbonyl compounds in the presence of reusable acidic zeolite catalysts under mild conditions. Catal. Lett., 2006, 109(1–2), 77–82. doi: 10.1007/s10562-006-0060-8
 
57– Abdel-Megeed, M.F.; Azaam, M.M.; El-Hiti, G.A. 3-Arylazo-2-thioxo-2,3-dihydro-1H-quinazolin-4-ones as azo disperse dyes for dyeing polyester fabrics. Monatsh. Chem., 2007, 138(2), 153–156. doi: 10.1007/s00706-006-0582-1
 
58– Smith, K.; Evans, D.A.; El-Hiti, G.A. Role of modern chemistry in sustainable arable agricultural products “in Sustainable Agriculture I” eds. Pollock, C.; Pretty, J.; Crute, I.; Leaver, C.; Dalton, H. Phil. Trans. R. Soc. B, 2008, 363(1491), 623–637. doi: 10.1098/rstb.2007.2174
 
59– Smith, K.; El-Hiti, G.A.; Matthews, I.; Al-Shamali, M.; Watson, T. Rearrangement of epoxides to allylic alcohols in the presence of reusable basic resins. Catal. Lett., 2009, 128(1–2), 101–105. doi: 10.1007/s10562-008-9705-0
 
60– Smith, K.; Ajarim, M.D.; El-Hiti, G.A.; Peters, C. Catalytic mononitration of phenol using iso-propyl nitrate over acidic zeolite catalysts. Top. Catal., 2009, 52(12), 1696–1700. doi: 10.1007/s11244-009-9304-3
 
61– Smith, K.; El-Hiti, G.A.; Hegazy, A.S. Unexpected variations in sites of lithiation of N-(2-methoxybenzyl)pivalamide. Synlett, 2009(14), 2242–2244. doi: 10.1055/s-0029-1217722
 
62– Metwally, M.A.; Shaaban, S.; Abdel-Wahab, B.F.; El-Hiti. G.A. 3-Acetylindoles: synthesis, reactions and biological activities. Curr. Org. Chem., 2009, 13(14), 1475–1496. doi: 10.2174/138527209789055063
 
63– Smith, K.; El-Hiti, G.A.; Hegazy, A.S.; Fekri, A.; Kariuki, B.M. Variation in sites of lithiation of substituted N-benzylpivalamides and N'-benzyl-N,N-dimethylureas: application in synthesis. Arkivoc, 2009, 2009(xiv), 266–300. doi: 10.3998/ark.5550190.0010.e24
 
64– Metwally, M.A.; Abdel-Wahab, B.F.; El-Hiti, G.A. 2-Acetylbenzofurans: synthesis, reactions and applications. Curr. Org. Chem., 2010(1), 14, 48–64. doi: 10.2174/138527210790226401
 
65– Smith, K.; Ajarim, M.D.; El-Hiti, G.A. Regioselective nitration of deactivated aromatics using acyl nitrates over reusable acidic zeolite catalysts. Catal. Lett., 2010, 134(3–4), 270–278. doi: 10.1007/s10562-009-0258-7
 
66– Smith, K.; El-Hiti, G.A.; Hegazy, A.S.; Fekri, A. A simple and convenient high yielding synthesis of substituted isoindolines. Heterocycles, 2010, 80(2), 941–956. doi: 10.3987/COM-09-S(S)61
 
67– Smith, K.; El-Hiti, G.A.; Hegazy, A.S. One-pot synthesis of substituted isoindolin-1-ones via lithiation and substitution of N'-benzyl-N,N-dimethylureas. Chem. Commun., 2010, 46(16), 2790–2792. doi: 10.1039/b926983e
 
68– Smith, K.; El-Hiti, G.A.; Hegazy, A.S. Lateral lithiation of N'-(2-methylbenzyl)-N,N-dimethylurea and N-(2-methylbenzyl)pivalamide: synthesis of tetrahydroisoquinolines. Synthesis, 2010(8), 1371–1380. doi: 10.1055/s-0029-1219277
 
69– Metwally, M.A.; Khalifa, M.E.; El-Hiti, G.A. Recent trends in the chemistry of aminobenzo[b]thiophenes. J. Sulfur Chem., 2010, 31(3), 205–229. doi: 10.1080/17415991003721266
 
70– Smith, K.; El-Hiti, G.; Alotaibi, M. Methods for the nitration of aromatic compounds. GB Patent Appl., 2010, 10/17344.1, October 14 2010.
 
71– Smith, K.; El-Hiti, G.A. Use of zeolites for green and para-selective electrophilic aromatic substitution reactions. Green Chem., 2011, 13(7), 1579–1608. doi: 10.1039/C0GC00689K
 
72– Smith, K.; Balakit, A.A.; Pardasani, R.T.; El-Hiti, G.A. New polymeric sulfide–borane complexes: convenient hydroborating and reducing reagents. J. Sulfur Chem., 2011, 32(4), 287–295. doi: 10.1080/17415993.2011.590489
 
73– El-Hiti, G.A.; Hussain, A.; Hegazy, A.S.; Alotaibi, M.H. Thioxoquinazoline derivatives: synthesis, reactions and biological activities. J. Sulfur Chem., 2011, 32(4), 361–395. doi: 10.1080/17415993.2011.601417
 
74– Smith, K.; El-Hiti, G.A.; Hegazy, A.S.; Kariuki, B.M. Simple and convenient one-pot synthesis of substituted isoindolin-1-ones via lithiation, substitution and cyclization of N'-benzyl-N,N-dimethylureas. Beilstein J. Org. Chem., 2011, 7, 1219–1227. doi: 10.3762/bjoc.7.142
 
75– Browne, K.A.; Deheyn, D.D.; El-Hiti, G.A.; Smith, K.; Weeks, I. Simultaneous quantification of multiple nucleic acid targets using chemiluminescent probes. J. Am. Chem. Soc., 2011, 133(37), 14637–14648. doi: 10.1021/ja202221h
 
76– Smith, K.; El-Hiti, G.A.; Al-Zuhairi; A.J. The synthesis of polymeric sulfides by reaction of dihaloalkanes with sodium sulfide. J. Sulfur Chem., 2011, 32(6), 521–531. doi: 10.1080/17415993.2011.616589
 
77– Abdel-Megeed, M.F.; Badr, B.E.; Azaam, M.M.; El-Hiti, G.A. Synthesis, antimicrobial and anticancer activities of a novel series of diphenyl 1-(pyridin-3-yl)ethylphosphonates. Bioorg. Med. Chem., 2012, 20(7), 2252–2258. doi: 10.1016/j.bmc.2012.02.015
 
78– Smith, K.; Al-Khalaf, A.K.H.; El-Hiti, G.A.; Pattisson, S. Highly regioselective di-tert-amylation of naphthalene over reusable HM zeolite catalyst. Green Chem., 2012, 14(4), 1103–1110. doi: 10.1039/C2GC16443D
 
79– Smith, K.; El-Hiti, G.; Alotaibi, M. Methods for the nitration of aromatic compounds. PCT/GB2011/051985; 13th October 2011, PCT Int. Appl., 2012, WO2012/049513 A1, published April 19 2012. https://patentscope.wipo.int/search/en/detail.jsf?docId=WO2012049513
 
80– El-Hiti, G.A. A tribute to Professor K. Smith: Arkivoc commemorative issue in honor of Professor K. Smith on the occasion of his 65th anniversary. Arkivoc, 2012, 2012(vii), 1–11. doi: 10.3998/ark.5550190.0013.701
 
81– El-Hiti, G.A.; Hegazy, A.S.; Alotaibi, M.H.; Ajarim, M.D. Reactions of organolithium reagents with quinazoline derivatives. Arkivoc, 2012, 2012(vii), 35–78. doi: 10.3998/ark.5550190.0013.704
 
82– Smith, K.; El-Hiti, G.A.; Alshammari, M.B. Lithiation and substitution of N'-(ω-phenylalkyl)-N,N-dimethylureas. Synthesis, 2012, 44(13), 2013–2022. doi: 10.1055/s-0031-1291008
 
83– Abdel-Megeed, M.F.; Badr, B.E.; Azaam, M.M.; El-Hiti, G.A. Antimicrobial activities of a series of diphenyl (4'-(aryldiazenyl)biphenyl-4-ylamino)(pyridin-3-yl)methylphosphonates. Phosphorous Sulfur Silicon Relat. Elem., 2012, 187(10), 1201–1206. doi: 10.1080/10426507.2012.680084
 
84– Smith, K.; Balakit, A.A.; El-Hiti, G.A. Poly(propylene sulfide)–borane: reagent for organic synthesis. Tetrahedron, 2012, 68(38), 7834–7839. doi: 10.1016/j.tet.2012.07.037
 
85– Abdel-Megeed, M.F.; Badr, B.E.; Azaam, M.M.; El-Hiti, G.A. Synthesis and antimicrobial activities of diphenyl (arylamino)(1-phenyl-3-(pyridin-2-yl)-1H-pyrazol-4-yl)methylphosphonates. Phosphorous Sulfur Silicon Relat. Elem., 2012, 187(12), 1462–1468. doi: 10.1080/10426507.2012.690117
 
86– Abdel-Megeed, M.F.; Badr, B.E.; Azaam, M.M.; El-Hiti, G.A. Synthesis and antimicrobial activities of novel series of heterocyclic α-aminophosphonates. Arch. Pharm., 2012, 345(10), 784–789. doi: 10.1002/ardp.201200109
 
87– Smith, K.; El-Hiti, G.A.; Alshammari, M.B. Variation in the site of lithiation of 2-(2-methylphenyl)ethanamine derivatives. J. Org. Chem., 2012, 77(24), 11210–11215. doi: 10.1021/jo3023445
 
88– Smith, K.; El-Hiti, G.A.; Fekri, A.; Alshammari, M.B. Side-chain lithiation of 2- and 4-substituted pyridines: synthesis of more complex substituted pyridines. Heterocycles, 2012, 86(1), 391–410. doi: 10.3987/COM-12-S(N)33
 
89– Abdel-Megeed, M.F.; Azaam, M.M.; El-Hiti, G.A. Diphenyl (4'-(aryldiazenyl)biphenyl-4-ylamino)(pyridin-3-yl)methylphosphonates as azo disperse dyes for dyeing polyester fabrics. J. Chem., 2013, 2013, 308419. doi: 10.1155/2013/308419
 
90– Smith, K.; Alotaibi, M.H.; El-Hiti, G.A. Highly regioselective dinitration of toluene over zeolite Hb. J. Catal., 2013, 297, 244–247. doi: 10.1016/j.jcat.2012.10.017
 
91– Smith, K.; El-Hiti, G.A.; Alshammari, M.B. Variations in site of lithiation of N-[(2-(4-methoxyphenyl)ethyl)]pivalamide; use in ring substitution. Synlett, 2013, 24(1), 117–119. doi: 10.1055/s-0032-1317859
 
92– El-Hiti, G.A.; Smith, K.; Masmali, A.; Balakit, A.A.; Kariuki, B.M. 4-(5-{2-[5-(4-Cyanophenyl)-3-methylthiophen-2-yl]-3,3,4,4,5,5-hexafluorocyclopent-1-en-1-yl}-4-methylthiophen-2-yl)benzonitrile chloroform hemisolvate. Acta Cryst., 2013, E69(7), o1041. doi: 10.1107/S1600536813014852
 
93– Abdel-Megeed, M.F.; El-Hiti, G.A.; Badr, B.E.; Azaam, M. M. Synthesis of a series of diphenyl (arylamino)(pyridin-3-yl)methylphosphonates as potential antimicrobial agents. Phosphorous Sulfur Silicon Relat. Elem., 2013, 188(7), 879–885. doi: 10.1080/10426507.2012.717141
 
94– Smith, K.; El-Hiti, G.A. Greener Chemical Processes by Regioselective Aromatic Substitution Reactions of Simple Aromatics. Resonance Magazine, 2013, 122-125.
 
95– El-Hiti, G.A.; Smith, K.; Jones, D.H.; Masmali, A.; Kariuki, B.M. (Z)-N-(2,6-Diisopropylphenyl)-4-nitrobenzimidoyl chloride. Acta Cryst., 2013, E69(9), o1384. 10.1107/S1600536813020862
 
96– El-Hiti, G.A.; Smith, K.; Balakit, A.A.; Masmali, A.; Kariuki, B.M. (E)-3-(4-Bromo-5-methylthiophen-2-yl)acrylonitrile. Acta Cryst., 2013, E69(9), o1385. doi: 10.1107/S1600536813019752
 
97– El-Hiti, G.A.; Smith, K.; Elliott, M.C.; Jones, D.H.; Kariuki, B.M. (E)-2-(1,1-Dicyclohexyl-3-phenylallyl)-5,5-dimethyl-1,3,2-dioxaborinane. Acta Cryst., 2013, E69(9), o1403. doi: 10.1107/S1600536813021739
 
98– Smith, K.; El-Hiti, G.A.; Alshammari, M.B.; Fekri, A. Control of site of lithiation of 3-(aminomethyl)pyridine derivatives. Synthesis, 2013, 45(24), 3426–3434. doi: 10.1055/s-0033-1338547
 
99– Alotaibi, M.H.; Smith, K.; El-Hiti, G.A. Highly regioselective process for the production of important industrial intermediates in high yields. J. Pet. Environ. Biotechnol., 2013, 4, 117. doi: 10.4172/2157-7463.S1.003
 
100– Balakit, A.A.; El-Hiti, G.A.; Smith, K. Simple and convenient procedure for the synthesis of 2-(3-(tert-butoxycarbonylamino)propyl)-5-methylthiophenes. Iraqi Natl. J. Chem., 2013(52), 466–476. http://www.iasj.net/iasj?func=fulltext&aId=83523
 
101– Morris, C.A.; Owen, J.R.; Thomas, M.C.; El-Hiti, G.A.; Harwood, J.L.; Kille, P. Intracellular localization and induction of a dynamic RNA-editing event in response to copper of macro-algal V-ATPase subunit A (VHA-A). Plant Cell Environ., 2014, 37(1), 189–203. doi: 10.1111/pce.12145
 
102– Smith, K.; El-Hiti, G.A.; Alshammari, M.B. Directed lithiation of N¢-(2-(4-methoxyphenyl)ethyl)-N,N-dimethylurea and tert-butyl 2‑(4‑methoxyphenyl)ethylcarbamate. Synthesis, 2014, 46(3), 394–402. doi: 10.1055/s-0033-1338570
 
103– Masmali, A.; Alrabiah, S.; Alharbi, A.; El-Hiti, G.A.; Almubrad, T. Investigation of tear film using the TearLabTM osmolarity system in normal adults in Saudi Arabia. Eye Contact Lens, 2014, 40(2), 74–78. doi: 10.1097/ICL.0000000000000002
 
104– Smith, K.; Alotaibi, M.H.; El-Hiti, G.A. Regioselective dinitration of simple aromatics over zeolite Hb/nitric acid/acid anhydride systems. Arkivoc, 2014, 2014(iv), 107–123. doi: 10.3998/ark.5550190.p008.527
 
105– El-Hiti, G.A.; Smith, K.; Balakit, A.A.; Hegazy, A.S.; Kariuki, B.M. 2,2-Dimethyl-N-(4-methylpyridin-2-yl)propanamide. Acta Cryst., 2014, E70(3), o351–o352. doi: 10.1107/S1600536814003729
 
106– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Jones, D.H.; Kariuki, B.M. 2-Ethyl-3-[(R)-2-phenylbutanamido]-3H-quinazolin-4-one monohydrate. Acta Cryst., 2014, E70(4), o467. doi: 10.1107/S1600536814005996
 
107– Masmali, A.; Alqahtani, T.A.; Alharbi, A.; El-Hiti, G A. Comparative study of repeatability of phenol red thread test versus Schirmer's test in normal adults in Saudi Arabia. Eye Contact Lens, 2014, 40(3), 127–131. doi: 10.1097/ICL.0000000000000025
 
108– Sert, Y.; Balakit, A.A.; Öztürk, N.; Ucun, F.; El-Hiti, G.A. Experimental (FT-IR, NMR and UV) and theoretical (M06-2X and DFT) investigation, and frequency estimation analyses on (E)-3-(4-bromo-5-methylthiophen-2-yl)acrylonitrile. Spectrochim. Acta A, 2014, 131, 502–511. doi: 10.1016/j.saa.2014.04.105
 
109– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alotaibi, M.H.; Kariuki, B.M. 3-(2-Bromo-4-chlorophenyl)-1,1-dimethylthiourea. Acta Cryst., 2014, E70(6), o704. doi: 10.1107/S1600536814011350
 
110– Alshammari, M.B.; Smith, K.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. 4-Methylsulfanyl-2-phenylquinazoline. Acta Cryst., 2014, E70(8), o871. doi: 10.1107/S1600536814015657
 
111– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Masmali, A.; Kariuki, B.M. Crystal structure of 2-tert-butyl-1,3-thiazolo[4,5-b]pyridine. Acta Cryst., 2014, E70(9), o932. doi: 10.1107/S160053681401633X
 
112– Alshammari, M.B.; Smith, K.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. Crystal structure of 2-ethyl-3H-quinazoline-4-thione. Acta Cryst., 2014, E70(9), o953. doi: 10.1107/S160053681401664X
 
113– Smith, K.; Alotaibi, M.H.; El-Hiti, G.A. Regioselective nitration of 2- and 4-nitrotoluenes over systems comprising nitric acid, an acid anhydride and a zeolite. Arkivoc, 2014, 2014(v), 301–309. doi: 10.3998/ark.5550190.p008.788
 
114– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Baashen, M.; Kariuki, B.M. Crystal structure of 4-(2,2-dimethylpropanamido)pyridin-3-yl N,N-diisopropyldithiocarbamate. Acta Cryst., 2014, E70(9), o1069–o1070. doi: 10.1107/S1600536814019321
 
115– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alshammari, M.B.; Kariuki, B.M. Crystal structure of 4,4-dibutyl-2-phenyl-3,4-dihydroquinazoline. Acta Cryst., 2014, E70(10), o1100. doi: 10.1107/S1600536814020017
 
116– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Ajarim, M.D.; Kariuki, B.M. Crystal structure of 2-[4-(methylsulfanyl)-quinazolin-2-yl]-1-phenylethanol. Acta Cryst., 2014, E70(10), o1101. doi: 10.1107/S1600536814019990
 
117– Smith, K.; El-Hiti, G.A.; Al-Mansury, S.A.; Alshammari, M.B.; Balakit, A.A. Lateral lithiation and substitution of N'-(2-methylphenyl)-N,N-dimethylurea. Arkivoc, 2014, 2014(v), 365–375. doi: 10.3998/ark.5550190.0015.500
 
118– Abdel-Megeed, M.F.; Azaam, M.M.; El-Hiti, G.A. A simple procedure for synthesis of 3H-quinazolin-4-one hydrazones under mild conditions. J. Saudi Chem. Soc., 2014, 18(6), 1022–1027. doi: 10.1016/j.jscs.2011.12.009
 
119– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alshammari, M.B.; Kariuki, B.M. Crystal structure of 4-methoxyquinazoline. Acta Cryst., 2014, E70(12), o1279. doi: 10.1107/S1600536814025082
 
120– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alshammari, M.B.; Masmali, A. Directed lithiation of simple aromatics and heterocycles: synthesis of substituted derivatives. Arkivoc, 2015, 2015(iv), 19–47. doi: 10.3998/ark.5550190.p008.744
 
121– Smith, K.; Al-Zuhairi, A.J.; El-Hiti, G.A.; Alshammari, M.B. Comparison of cyclic and polymeric disulfides as catalysts for the regioselective chlorination of phenols. J. Sulfur Chem., 2015, 36(1), 74–85. doi: 10.1080/17415993.2014.965170
 
122– Saad, A.S.; El-Hiti, G.A.; Masmali, A.M. A computer-based image analysis for tear ferning featuring. J. Innov. Opt. Heal. Sci., 2015, 8(5), 1550015. doi: 10.1142/S1793545815500157
 
123– Masmali, A.M.; Al-Qhtani, S.; Al-Gasham, T.M.; El-Hiti, G.A.; Purslow, C.; Murphy, P.J. Application of a new grading scale for tear ferning in non-dry eye and dry eye subjects. Cont. Lens Anterior Eye, 2015, 38(1), 39–43. doi: 10.1016/j.clae.2014.09.007
 
124– Balakit, A.A.; Ahmed, A.; El-Hiti, G.A.; Smith, K.; Yousif, E. Synthesis of new thiophene derivatives and their use as photostabilizers for rigid poly(vinyl chloride). Int. J. Polym. Sci., 2015, 2015, 510390. doi: 10.1155/2015/510390
 
125– El-Hiti, G.A.; Smith, K.; Hegazy, A.S. Directed lithiation and substitution of pyridine derivatives. Heterocycles, 2015, 91(3), 479–504. doi: 10.3987/REV-14-816
 
126– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alanazi, S.A.; Kariuki, B.M. Crystal structure of 2,2-dimethyl-N-(pyridin-3-yl)propanamide. Acta Cryst., 2015, E71(4), o246–o247. doi: 10.1107/S2056989015005289
 
127– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alanazi, S.A.; Kariuki, B.M. Crystal structure of 2-(1-methylethyl)-1,3-thiazolo[4,5-b]pyridine. Acta Cryst., 2015, E71(5), o272–o273. doi: 10.1107/S2056989015006039
 
128– El-Hiti, G.A.; Smith, K.; Hegazy, A.S. Catalytic, green and regioselective Friedel-Crafts acylation of simple aromatics and heterocycles over zeolites. Curr. Org. Chem., 2015, 19(7), 585–598. doi: 10.2174/1385272819666150211002257
 
129– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alanazi, S.A.; Kariuki, B.M. Crystal structure of 2,2-dimethyl-N-(5-methylpyridin-2-yl)propanamide. Acta Cryst., 2015, E71(6), o419–o420. doi: 10.1107/S2056989015009378
 
130– Yousif, E.; El-Hiti, G.A.; Haddad, R.; Balakit, A.A. Photochemical stability and photostabilizng efficiency of poly(methyl methacrylate) based on 2-(6-methoxynaphthalen-2-yl)propanoate metal ions complexes. Polymers, 2015, 7(6), 1005–1019. doi: 10.3390/polym7061005
 
131–El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alanazi, S.A.; Kariuki, B.M. Crystal structure of 2-(2-methylphenyl)-1,3-thiazolo[4,5-b]pyridine. Acta Cryst., 2015, E71(8), o562–o563. doi: 10.1107/S2056989015012797
 
132– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alanazi, S.A.; Kariuki, B.M. Crystal structure of 3-amino-2-propylquinazolin-4(3H)-one. Acta Cryst., 2015, E71(8), o590–o591. doi: 10.1107/S2056989015013134
 
133– Jones, D.H.; Smith, K.; Elliot, M.C.; El-Hiti, G.A. Factors affecting reactions of trialkylcyanoborates with imidoyl chlorides/trifluoroacetic anhydride. Tetrahedron, 2015, 71(36), 6285–6289. doi: 10.1016/j.tet.2015.06.038
 
134– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Baashen, M.; Kariuki, B.M. Crystal structure of 3-amino-2-ethylquinazolin-4(3H)-one. Acta Cryst., 2015, E71(9), o650–o651. doi: 10.1107/S2056989015014450
 
135– Masmali, A.; AL-Bahlal, J.M.; El-Hiti, G.A.; Akhtar, S.; Purslow, C.; Murphy, P.J.; Almubrad, T. Repeatability and diurnal variation of tear ferning test. Eye Contact Lens, 2015, 41(5), 262–267. doi: 10.1097/ICL.0000000000000116
 
136– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Ajarim, M.D.; Kariuki, B.M. Crystal structure of 2-cyclohexyl-1,3-thiazolo[4,5-b]pyridine. Acta Cryst., 2015, E71(11), o866. doi: 10.1107/S2056989015019106
 
137– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Ajarim, M.D.; Kariuki, B.M. Crystal structure of 2-(3-nitrophenyl)-1,3-thiazolo[4,5-b]pyridine. Acta Cryst., 2015, E71(11), o877. doi: 10.1107/S2056989015019118
 
138– Yousif, E.; El-Hiti, G.A.; Hussain, Z.; Altaie, A. Viscoelastic, spectroscopic and microscopic study of the photo irradiation effect on the stability of PVC in presence of sulfamethoxazole Schiff's bases. Polymers, 2015, 7(11), 2190–2204. doi: 10.3390/polym7111508
 
139– Sert, Y.; Ucun, F.; El-Hiti, G.A.; Smith, K.; Hegazy, A.S. Spectroscopic investigations and DFT calculations on 3-(diacetylamino)-2-ethyl-3H-quinazolin-4-one. J. Spectrosc., 2016, 2016, 5396439. doi: 10.1155/2016/5396439
 
140– Yousif, E.; Hasan, A.; El-Hiti, G.A. Spectroscopic, physical and topography of photochemical process of PVC films in the presence of Schiff base metal complexes. Polymers, 2016, 8(6), 204. doi: 10.3390/polym8060204
 
141– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alanazi, S.A.; Kariuki, B.M. Crystal structure of 3-tert-butyl-3-hydroxy-1,3-dihydro-2H-pyrrolo[3,2-c]pyridin-2-one, C11H14N2O2. Z. Kristallogr. - New Cryst. Struct., 2016, 231(3), 809–810. doi: 10.1515/ncrs-2015-0276
 
142– El-Hiti, G.A.; Abdel-Wahab, B.F.; Baashen, M.; Ghabbour, H.A.; Alruqi, O.S. Crystal structure of 3-(benzofuran-2-yl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazole-1-carbothioamide, C18H14FN3OS. Z. Kristallogr. - New Cryst. Struct., 2016, 231(3), 887–888. doi: 10.1515/ncrs-2015-0304
 
143– El-Hiti, G.A.; Abdel-Wahab, B.F.; Baashen, M.; Ghabbour, H.A. Crystal structure of 2-(3-(benzofuran-2-yl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-(4-chlorophenyl)thiazole, C26H17ClFN3OS. Z. Kristallogr. - New Cryst. Struct., 2016, 231(3), 911–912. doi: 10.1515/ncrs-2016-0004
 
144– El-Hiti, G.A.; Abdel-Wahab, B.F.; Ajarim, M.D.; Alobaid, A.M.; Ghabbour, H.A. Crystal structure of 2-(3-(benzofuran-2-yl)-5-phenyl-4,5-dihydro-1H-pyrazol-1-yl)-4-phenylthiazole, C26H19N3OS. Z. Kristallogr. - New Cryst. Struct., 2016, 231(3), 935–936. doi: 10.1515/ncrs-2016-00012
 
145– Altaee, N.; El-Hiti, G.A.; Fahdil, A.; Sudesh, K.; Yousif, E. Biodegradation of different formulations of polyhydroxybutyrate films in soil. SpringerPlus, 2016, 5, 762, 12. doi: 10.1186/s40064-016-2480-2
 
146– Ali, M.M.; El-Hiti, G.A.; Yousif, E. Photostabilizing efficiency of poly(vinyl chloride) in the presence of organotin(IV) complexes as photostabilizers. Molecules, 2016, 21(9), 1151. doi: 10.3390/molecules21091151
 
147– El-Hiti, G.A.; Abdel-Wahab, B.F.; Baashen, M.; Ghabbour, H.A. Crystal structure of ethyl 5-amino-3-(methylthio)-1-(1-phenyl-5-(thiophen-2-yl)-1H-pyrazole-3-carbonyl)-1H-pyrazole-4-carboxylate, C21H19N5O3S2. Z. Kristallogr. - New Cryst. Struct., 2016, 231(4), 1051–1052. doi: 10.1515/ncrs-2016-0046
 
148– El-Hiti, G.A.; Smith, K.; Alshammari, M.B.; Alotaibi, M.H.; Kariuki, B.M. Crystal structure of 1,1-dimethyl-3-(2-phenylethyl)urea, C11H16N2O. Z. Kristallogr. - New Cryst. Struct., 2016, 231(4), 1065–1066. doi: 10.1515/ncrs-2016-0052
 
149– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alanazi, S.A.; Kariuki, B.M. Crystal structure of 2-(4-methoxyphenyl)-1,3-thiazolo[4,5-b]pyridine, C13H10N2OS. Z. Kristallogr. - New Cryst. Struct., 2016, 231(4), 1067–1068. doi: 10.1515/ncrs-2016-0053
 
150– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Masmali, A.M.; Kariuki, B.M. Crystal structure of 3-tert-butyl-7-azadioxindole, C11H14N2O2. Z. Kristallogr. - New Cryst. Struct., 2016, 231(4), 1069–1070. doi: 10.1515/ncrs-2016-0054
 
151– Ghabbour, H.A.; Abdel-Wahab, B.F.; Baashen, M.; Asmari, M.M.; El-Hiti, G.A. Crystal structure of 3-(4-bromophenyl)-5-(4-fluorophenyl)-4,5-dihydro-1Hpyrazole-1-carbothioamide, C16H13BrFN3S. Z. Kristallogr. - New Cryst. Struct., 2016, 231(4), 1073–1074. doi: 10.1515/ncrs-2016-0057
 
152– El-Hiti, G.A.; Smith, K.; Alshammari, M.B.; Ajarim, M.D.; Kariuki, B.M. Crystal structure of tert-butyl 2-phenylethylcarbamate, C13H19NO2. Z. Kristallogr. - New Cryst. Struct., 2016, 231(4), 1105–1107. doi: 10.1515/ncrs-2016-0077
 
153– El-Hiti, G.A.; Abdel-Wahab, B.F.; Baashen, M.; Hegazy, A.S.; Kariuki, B.M. Crystal structure of (Z)-4-((E)-(4-chlorobenzylidene)hydrazono)-1-p-tolylpyrrolidine-3-carbonitrile, C19H17ClN4. Z. Kristallogr. - New Cryst. Struct., 2016, 231(4), 1109–1110. doi: 10.1515/ncrs-2016-0079
 
154– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alamri, M.; Al-Omar, M.A.; Ghabbour, H.A. Crystal structure of 5-(2-chloro-5-nitrophenyl)-3-(4-chlorophenyl)-N-ethyl-4,5-dihydro-1H-pyrazole-1-carbothioamide, C18H16Cl2N4O2S. Z. Kristallogr. - New Cryst. Struct., 2016, 231(4), 1169–1170. doi: 10.1515/ncrs-2016-0109
 
155– El-Hiti, G.A.; Abdel-Wahab, B.F.; Hegazy, A.S.; Ajarim, M.D.; Kariuki, B.M. Crystal structure of 4-(benzofuran-2-yl)-2-(3-(4-fluorophenyl)-3,3a,4,5-tetrahydro-2H-benzo[g]indazol-2-yl)thiazole, C28H20FN3OS. Z. Kristallogr. - New Cryst. Struct., 2016, 231(4), 1171–1173. doi: 10.1515/ncrs-2016-0113
 
156– Saleh, B.; Smith, K.; Elliott, M.C.; Jones, D.H.; El-Hiti, G.A. Reactions of organoboranes with carbanions bearing three potential leaving groups: unusual processes, products and mechanisms. Tetrahedron, 2016, 72(44), 6914–6928. doi: 10.1016/j.tet.2016.09.005
 
157– Baashen, M.; Abdel-Wahab, B.F.; El-Hiti, G.A. Syntheses of triazoloquinoxalines. Heterocycles, 2016, 92(11), 1931–1952. doi: 10.3987/REV-16-847
 
158– Masmali, A.M.; Al-Shehri, A.; Alanazi, S.A.; Abusharaha, A.; Fagehi, R.; El-Hiti, G.A. Assessment of tear film quality among smokers using tear ferning patterns. J. Ophthalmol., 2016, 2016, 8154315. doi: 10.1155/2016/8154315
 
159– Ali, G.Q.; El-Hiti, G.A.; Tomi, I.H.R.; Haddad, R.; Al-Qaisi, A.J.; Yousif. E. Photostability and performance of polystyrene films containing 1,2,4-triazole-3-thiol ring system Schiff bases. Molecules, 2016, 21(12), 1699. doi: 10.3390/molecules21121699
 
160– Hussain, Z.; El-Hiti, G.A.; Ahmed, A.; Altaee, N.; Yousif, E. Photocatalytic degradation of polyhydroxybutyrate films using titanium dioxide nanoparticles as a photocatalyst. Russ. J. Appl. Chem., 2016, 89(9), 1536–1543. doi: 10.1134/S1070427216090238
 
161– El-Hiti, G.A.; Abdel-Wahab, B.F.; Hegazy, A.S.; Alamri, M.; Kariuki, B.M. Crystal structure of 2-((3-(5-methyl-1-phenyl-1H-1,2,3-triazol-4-yl)-1-phenyl-1H-pyrazol-4-yl)methylene)-1H-indene-1,3(2H)-dione, C28H19N5O2. Z. Kristallogr. - New Cryst. Struct., 2017, 232(1), 19–20. doi: 10.1515/ncrs-2016-0108
 
162– Ghabbour, H.A.; Abdel-Wahab, B.F.; Alamri, M.; Al-Omar, M.A.; El-Hiti, G.A. Crystal structure of 2-(5-(4-fluorophenyl)-3-p-tolyl-4,5-dihydro-1H-pyrazol-1-yl)-4-(5-methyl-1-p-tolyl-1H-1,2,3-triazol-4-yl)thiazole, C29H25FN6S. Z. Kristallogr. - New Cryst. Struct., 2017, 232(1), 21–23. doi: 10.1515/ncrs-2016-0110
 
163– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alotaibi, M.H.; Kariuki, B.M. Crystal structure of 3-(2-bromophenyl)-1,1-dimethylthiourea, C9H11BrN2S. Z. Kristallogr. - New Cryst. Struct., 2017, 232(1), 31–32. doi: 10.1515/ncrs-2016-0116
 
164– Alshammari, M.B.; Smith, K.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. Crystal structure of 3-(2-(4-chlorophenyl)-3-hydroxy-3,3-diphenylpropyl)-1,1-dimethylurea, C24H25ClN2O2. Z. Kristallogr. - New Cryst. Struct., 2017, 232(1), 101–103. doi: 10.1515/ncrs-2016-0170
 
165– El-Hiti, G.A.; Smith, K.; Alshammari, M.B.; Hegazy, A.S.; Kariuki, B.M. Crystal structure of 3-(4-chlorophenyl)-1,1-dimethylthiourea, C9H11ClN2S. Z. Kristallogr. - New Cryst. Struct., 2017, 232(1), 105–107. doi: 10.1515/ncrs-2016-0171
 
166– El-Hiti, G.A.; Abdel-Wahab, B.F.; Baashen, M.; Hegazy, A.S.; Kariuki, B.M. Crystal structure of (E)-5-((4-chlorophenyl)diazenyl)-2-(5-(4-fluorophenyl)-3-(thiophen-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-4-methylthiazole, C23H17ClFN5S2. Z. Kristallogr. - New Cryst. Struct., 2017, 232(1), 157–158. doi: 10.1515/ncrs-2016-0208
 
167– Morris, C.A.; El-Hiti, G.A.; Weeks, I.; Woodhead, S.; Smith, K.; Kille, P. Quantitative analysis of gene expression changes in response to genotoxic compounds. Toxicol. In Vitro, 2017, 39, 15–28. doi: 10.1016/j.tiv.2016.11.004
 
168– Kariuki, M.B.; El-Hiti, G.A. A reversible single-crystal to single-crystal thermal phase transformation of 3-(2-bromo-4-(1-methylethyl)phenyl)-1,1-dimethylurea. Crystals, 2017, 7(3), 75. doi: 10.3390/cryst7030075
 
169– El-Hiti, G.A.; Smith, K.; Alshammari, M.B.; Hegazy, A.S.; Kariuki, B.M. Crystal structure of 1,1-dimethyl-3-(4-methoxyphenyl)urea, C10H14N2O2. Z. Kristallogr. - New Cryst. Struct., 2017, 232(2), 279–281. doi: 10.1515/ncrs-2016-0238
 
170– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alshammari, M.B.; Hegazy, A.S.; Kariuki, B.M. Crystal structure of (E)-3-methyl-4-((3-(5-methyl-1-phenyl-1H-1,2,3-triazol-4-yl)-1-phenyl-1H-pyrazol-4-yl)methylene)-1-phenyl-1H-pyrazol-5(4H)-one, C29H23N7O. Z. Kristallogr. - New Cryst. Struct., 2017, 232(2), 291–293. doi: 10.1515/ncrs-2016-0243
 
171– El-Hiti, G.A.; Abdel-Wahab, B.F.; Baashen, M.; Hegazy, A.S.; Kariuki, B.M. Crystal structure of 3-(5-methyl-1-p-tolyl-1H-1,2,3-triazol-4-yl)-1-phenyl-1H-pyrazole-4-carbaldehyde, a rare Z' =3 structure, C20H17N5O. Z. Kristallogr. - New Cryst. Struct., 2017, 232(2), 313–315. doi: 10.1515/ncrs-2016-0258
 
172– El-Hiti, G.A.; Abdel-Wahab, B.F.; Hegazy, A.S.; Kariuki, B.M. Crystal structure of 5-(5-(4-chlorophenyl)-1-phenyl-1H-pyrazol-3-yl)-N-phenyl-1,3,4-thiadiazol-2-amine, C23H16ClN5S. Z. Kristallogr. - New Cryst. Struct., 2017, 232(2), 317–319. doi: 10.1515/ncrs-2016-0259
 
173– Hussien, N.J.; Yusoff, S.F.M.; El-Hiti, G.A.; Farina, Y.; Al-Jeboori, M.J.; Yousif, E. Crystal structure of 1-(4,4-dimethyl-2,6-dithioxo-1,3,5-triazinan-1-yl)-3-(diethylaminocarbonyl)thiourea, C11H20N6OS3. Z. Kristallogr. - New Cryst. Struct., 2017, 232(2), 325–326. doi: 10.1515/ncrs-2016-0265
 
174– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Kariuki, B.M. Crystal structure of 1,1-dimethyl-3-(4-methylphenyl)urea, C10H14N2O. Z. Kristallogr. - New Cryst. Struct., 2017, 232(2), 329–330. doi: 10.1515/ncrs-2016-0290
 
175– El-Hiti, G.A.; Smith, K.; Alamri, M.; Morris, C.A.; Kariuki, B.M.; Kille, P. Crystal structure of 2-(bis(4-methoxyphenyl)amino)-2-oxoacetic acid, C16H15NO5. Z. Kristallogr. - New Cryst. Struct., 2017, 232(2), 333–335. doi: 10.1515/ncrs-2016-0325
 
176– Hassan, F.; El-Hiti, G.A.; Abd-Allateef, M.; Yousif, E. Cytotoxicity anticancer activities of anastrozole against breast, liver hepatocellular and prostate cancer cells. Saudi Med. J., 2017, 38(4), 359–365. doi: 10.15537/smj.2017.4.17061
 
177– Mohamed, H.A.; Abdel-Wahab, B.F.; El-Hiti, G.A. Synthesis of some novel thiophene and thiazole derivatives and their antimicrobial evaluation. Heterocycles, 2017, 94(4), 716–726. doi: 10.3987/COM-17-13668
 
178– El-Hiti, G.A.; Abdel-Wahab, B.F.; Hegazy, A.S.; Kariuki, B.M. Crystal structure of (E)-2-(5-(4-fluorophenyl)-3-(furan-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-5-((4-fluorophenyl)diazenyl)-4-methylthiazole, C23H17F2N5OS. Z. Kristallogr. - New Cryst. Struct., 2017, 232(3), 413–415. doi: 10.1515/ncrs-2016-0293
 
179– Altaee, N.; El-Hiti, G.A.; Fahdil, A.; Sudesh, K.; Yousif, E. Screening and evaluation of poly(3-hydroxybutyrate) with Rhodococcus equi using different carbon sources. Arab. J. Sci. Eng., 2017, 42(6), 2371–2379. doi: 10.1007/s13369-016-2327-8
 
180– Abdel-Wahab, B.F.; Khidre, R.E.; Mohamed, H.A.; El-Hiti, G.A. A simple process for the synthesis of novel pyrazolyltriazole and dihydropyrazolylthiazole derivatives as antimicrobial agents. Arab. J. Sci. Eng., 2017, 42(6), 2441–2448. doi: 10.1007/s13369-017-2530-2
 
181– Ahmed, D.S.; El-Hiti, G.A.; Yousif, E.; Hameed, A.S.; Abdalla, M. New eco-friendly phosphorus organic polymers as gas storage media. Polymers, 2017, 9(8), 336. doi: 10.3390/polym9080336
 
182– Abdel-Wahab, B.F.; Alotaibi, M.H.; El-Hiti, G.A. Synthesis of new symmetrical N,N'-diacylhydrazines and 2-(1,2,3-triazol-4-yl)-1,3,4-oxadiazoles. Lett. Org. Chem., 2017, 14(8), 591–596. doi: 10.2174/1570178614666170524130223
 
183– Mohammed, R.; El-Hiti, G.A.; Ahmed, A.; Yousif, E. Poly(vinyl chloride) doped by 2-(4-isobutylphenyl)propanoate metal complexes: enhanced resistance to UV irradiation. Arab. J. Sci. Eng., 2017, 42(10), 4307–4315. doi: 10.1007/s13369-016-2323-z
 
184– Ahmed, D.S.; El-Hiti, G.A.; Hameed, A.S.; Yousif, E.; Ahmed, A. New tetra-Schiff bases as efficient photostabilizers for poly(vinyl chloride). Molecules, 2017, 22(9), 1506. doi: 10.3390/molecules22091506
 
185– Ali, M.M.; El-Hiti, G.A.; Yousif, E. Investigation of the photodecomposition rate constant of poly(vinyl chloride) films containing Organotin(IV) complexes. J. Al-Nahrain Univ., 2017, 20(3), 18–23. doi: 10.22401/JUNS.20.3.04
 
186– Abdel-Wahab, B.F.; Farahat, A.A.; Awad, G.E.A.; El-Hiti, G.A. Synthesis and antimicrobial activity of some novel substituted 3-(thiophen-2-yl)pyrazole-based heterocycles. Lett. Drug Des. Discov., 2017, 14(11), 1316–1323. doi: 10.2174/1570180814666170327162447
 
187– Baashen, M.A.; Abdel-Wahab, B.F.; El-Hiti, G.A. A simple procedure for the synthesis of novel 3-(benzofur-2-yl)pyrazole-based heterocycles. Chem. Pap., 2017, 71(11), 2159–2166. doi: 10.1007/s11696-017-0209-5
 
188– Ahmed, D.S.; El-Hiti, G.A.; Yousif, E.; Hameed, A.S. Polyphosphates as inhibitors for poly(vinyl chloride) photodegradation. Molecules, 2017, 22(11), 1849. doi: 10.3390/molecules22111849
 
189– Yousif, E.; Haddad, R.; El-Hiti, G.A.; Yusop, R.M. Spectroscopic and photochemical stability of polystyrene films in the presence of metal complexes. J. Taibah Univ. Sci., 2017, 11(6), 997–1007. doi: 10.1016/j.jtusci.2017.03.002
 
190– Balakit, A.A.; Sert, Y.; Çırak, Ç.; Smith, K.; El-Hiti, G.A. Synthesis, spectroscopic (FT-IR and Laser-Raman) and theoretical DFT simulations of 3-bromo-2-methyl-5-(4-nitrophenyl)thiophene. J. Appl. Spectrosc., 2017, 84(5), 888–899. doi: 10.1007/s10812-017-0561-9
 
191– Abu El-Enin, M.A.B.; Abdel-Wahab, B.F.; Baashen, M.; Ghabbour, H.A.; El-Hiti, G.A. (E)-1-[5-Methyl-1-(p-tolyl)-1H-1,2,3-triazol-4-yl]-3-{3-[5-methyl-1-(p-tolyl)-1H-1,2,3-triazol-4-yl]-1-phenyl-1H-pyrazol-4-yl}prop-2-en-1-one. IUCrData, 2017, 2, x171729. doi: 10.1107/S2414314617017291
 
192– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, H.A.; Hegazy, A.S.; Kariuki, B.M. 1-[5-Methyl-1-(4-methylphenyl)-1H-1,2,3-triazol-4-yl]ethanones. IUCrData, 2017, 2, x171782. doi: 10.1107/S2414314617017825
 
193– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, H.A.; Hegazy, A.S.; Kariuki, B.M. Methyl 5-(benzofuran-2-yl)isoxazole-3-carboxylate. IUCrData, 2017, 2, x171820. doi: 10.1107/S241431461701820X
 
194– Kamil, A.M.; Mohammed, H.T.; Balakit, A.A.; Hussein, F.H.; Bahnemann, D.W.; El-Hiti, G.A. Synthesis, characterization and photocatalytic activity of carbon nanotube/titanium dioxide nanocomposites. Arab. J. Sci. Eng., 2018, 43(1), 199–210. doi: 10.1007/s13369-017-2861-z
 
195– El-Hiti, G.A.; Mohamed, H.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. Ethyl 1-phenyl-1,4-dihydroindeno[1,2-c]pyrazole-3-carboxylate. IUCrData, 2018, 3(1), x171840. doi: 10.1107/S2414314617018405
 
196– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. (E)-3-(4-Fluorophenyl)-1-[1-(4-fluorophenyl)-5-methyl-1H-1,2,3-triazol-4-yl]prop-2-en-1-one. IUCrData, 2018, 3(1), x171841. doi: 10.1107/S2414314617018417
 
197– El-Hiti, G.A.; Mohamed. H.M.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. Ethyl (Z)-2-[2-(4-methylphenyl)hydrazin-1-ylidene]-3-oxo-3-(thiazol-2-ylamino)propanoate. IUCrData, 2018, 3(1), x171852. doi: 10.1107/S2414314617018521
 
198– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alshammari, M.B.; Kariuki, B.M. S-[2-(2,2-Dimethylpropanamido)-3-(trifluoromethyl)phenyl] N,N-diisopropyldithiocarbamate. IUCrData, 2018, 3(1), x180029. doi: 10.1107/S2414314618000299
 
199– El-Hiti, G.A.; Mohamed, H.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. 4-(4-Bromophenyl)-2-(3-(4-chlorophenyl)-5-{3-[5-methyl-1-(4-methylphenyl)-1H-1,2,3-triazol-4-yl]-1-phenyl-1H-pyrazol-4-yl}-4,5-dihydro-1H-pyrazol-1-yl)thiazole. IUCrData, 2018, 3(1), x180036. doi: 10.1107/S2414314618000366
 
200– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alshammari, M.B.; Kariuki, B.M. 1,1-Dimethyl-3-[4-(trifluoromethyl)phenyl]urea. IUCrData, 2018, 3(1), x180040. doi: 10.1107/S2414314618000408
 
201– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alshammari, M.B. Kariuki, B.M. 1-(2-Bromo-4-methylphenyl)-3,3-dimethylthiourea. IUCrData, 2018, 3(1), x180045. doi: 10.1107/S2414314618000457
 
202– El-Hiti, G.A.; Smith, K.; Hegazy, A.S.; Alshammari, M.B.; Kariuki, B.M. Methyl N-(2-bromo-4-chlorophenyl)carbamate. IUCrData, 2018, 3(1), x180054. doi: 10.1107/S2414314618000548
 
203– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. (E)-1-(4-Bromophenyl)-3-[3-(5-methyl-1-phenyl-1H-1,2,3-triazol-4-yl)-1-phenyl-1H-pyrazol-4-yl]-prop-2-en-1-one. IUCrData, 2018, 3(1), x180069. doi: 10.1107/S241431461800069X
 
204– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. 2-({6-[5-Methyl-1-(4-methylphenyl)-1H-1,2,3-triazol-4-yl]imidazo[2,1-b]thiazol-5-yl}methylidene)hydrazinecarbothioamide dimethylformamide 0.25-solvate. IUCrData, 2018, 3(1), x180087. doi: 10.1107/S2414314618000871
 
205– Ghazi, D.; El-Hiti, G.A.; Yousif, E.; Ahmed, D.S.; Alotaibi, M.H. The effect of ultraviolet irradiation on the physicochemical properties of poly(vinyl chloride) films containing organotin(IV) complexes as photostabilizers. Molecules, 2018, 23(2), 254. doi: 10.3390/molecules23020254
 
206– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. (E)-2-Benzoyl-3-[1-phenyl-3-(thiophen-2-yl)-1H-pyrazol-4-yl]acrylonitrile. IUCrData, 2018, 3(1), x180171. doi: 10.1107/S2414314618001712
 
207– Hassan, F.; Mohammed, G.; El-Hiti, G.A.; Alshanon, A.; Yousif, E. Cytotoxic effect of tamoxifen in breast cancer cells. J. Unexplored Med. Data, 2018, 3, 3. doi: 10.20517/2572-8180.2017.25
 
208– Ahmed, D.S.; El-Hiti, G.A.; Yousif, E.; Ali, A.A.; Hameed, A.S. Design and synthesis of porous polymeric materials and their applications in gas capture and storage: a review. J. Polym. Res., 2018, 25(3), 75. doi: 10.1007/s10965-018-1474-x
 
209– Balakit, A.A.; Smith, K.; El-Hiti, G.A. Synthesis and characterization of a new photochromic alkylene sulfide derivative. J. Sulfur Chem., 2018, 39(2), 182–192. doi: 10.1080/17415993.2017.1413651
 
210– El-Hiti, G.A.; Abdel-Wahab, B.F.; Khidre, R.E.; Mostafa, M.S.; Hegazy, A.S.; Kariuki, B.M. 1-{2-Anilino-4-methyl-5-[5-methyl-1-(4-methylphenyl)-1H-1,2,3-triazole-4-carbonyl]thiophen-3-yl}ethanone. IUCrData, 2018, 3(3), x180402. doi: 10.1107/S2414314618004029
 
211– El-Hiti, G.A.; Abdel-Wahab, B.F.; Mostafa, M.S.; Khidre, R.E.; Hegazy, A.S.; Kariuki, B.M. 5-Methyl-N'-(5-methyl-1-phenyl-1H-1,2,3-triazole-4-carbonyl)-1-phenyl-1H-1,2,3-triazole-4-carbohydrazide. IUCrData, 2018, 3(3), x180424. doi: 10.1107/S2414314618004248
 
212– El-Hiti, G.A.; Smith, K.; Alamri, M.; Morris, C.A.; Kille, P.; Kariuki, B.M. 5-Bromo-1-(4-bromophenyl)isatin. IUCrData, 2018, 3(3), x180426. doi: 10.1107/S2414314618004261
 
213– El-Hiti, G.A.; Abdel-Wahab, B.F.; Khidre, R.E.; Mostafa, M.S.; Hegazy, A.S.; Kariuki, B.M. 4-(4-Bromophenyl)-2-(3-(4-chlorophenyl)-5-{3-[5-methyl-1-(4-methylphenyl)-1H-1,2,3-triazol-4-yl]-1-phenyl-1H-pyrazol-4-yl}-4,5-dihydro-1H-pyrazol-1-yl)-1,3-thiazole. IUCrData, 2018, 3(3), x180443. doi: 10.1107/S2414314618004431
 
214– El-Hiti, G.A.; Abdel-Wahab, B.F.; Khidre, R.E.; Mostafa, M.S.; Hegazy, A.S.; Kariuki, B.M. 4-(4-Bromophenyl)-2-(3-(4-bromophenyl)-5-{3-[5-methyl-1-(4-methylphenyl)-1H-1,2,3-triazol-4-yl]-1-phenyl-1H-pyrazol-4-yl}-4,5-dihydro-1H-pyrazol-1-yl)-1,3-thiazole. IUCrData, 2018, 3(3), x180449. doi: 10.1107/S2414314618004492
 
215– Baashen, M.; Abdel-Wahab, B.F.; El-Hiti, G.A. Synthetic profiles to pyrazolylquinoxalines. Chem. Heterocycl. Compd., 2018, 54(2), 114–121. doi: 10.1007/s10593-018-2241-y
 
216– Shaalan, N.;‎‏ Laftah, N.; El-Hiti, G.A.; Alotaibi, M.H.; Muslih, R.; Ahmed, D.S.; Yousif, E. Poly(vinyl chloride) photostabilization in the presence of Schiff bases containing a thiadiazole moiety. Molecules, 2018, 23(4), 913. doi: 10.3390/molecules23040913
 
217– Ahmed, D.S.; El-Hiti, G.A.; Hashim, H.; Noaman, R.; Hameed, A.S.; Yousif, E. Physical and morphological properties of poly(vinyl chloride) films upon irradiation in the presence of tetra Schiff bases as photostabilizers. Arab J. Phys. Chem., 2018, 5(1), 1–6. doi: http://aphyschem.org/index.php/article/7574041
 
218– Abdel-Wahab, B.F.; Shaaban, S.; El-Hiti, G.A. Synthesis of sulfur-containing heterocycles via ring enlargement. Mol. Divers., 2018, 22(2), 517–542. doi: 10.1007/s11030-017-9810-3
 
219– El-Hiti, G.A.; Abdel-Wahab, B.F.; Mostafa, M.S.; Khidre, R.E.; Hegazy, A.S.; Kariuki, B.M. (E)-1-[5-Methyl-1-(4-methylphenyl)-1H-1,2,3-triazol-4-yl]-3-(4-nitrophenyl)prop-2-en-1-one. IUCrData, 2018, 3(6), x180841. doi: 10.1107/S2414314618008416
 
220– Baashen, M.; Abdel-Wahab, B.F.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. Crystal structure of 1-phenyl-N'-(1-phenyl-5-(thiophen-2-yl)-1H-pyrazole-3-carbonyl)-5-(thiophen-2-yl)-1H-pyrazole-3-carbohydrazide, C28H20N6O2S2. Z. Kristallogr. - New Cryst. Struct., 2018, 233(4), 617–619. doi: 10.1515/ncrs-2017-0375
 
221– Alotaibi, M.H.; Mohamed, H.A.; Abdel-Wahab, B.F.; Abu El-Enin, M.A.B.; Ghabbour, H.A.; El-Hiti, G.A. Crystal structure of (E)-3-(3-(5-methyl-1-4-tolyl-1H-1,2,3-triazol-4-yl)-1-phenyl-1H-pyrazol-4-yl)-1-(5-methyl-1-phenyl-1H-1,2,3-triazol-4-yl)prop-2-en-1-one, C31H26N8O. Z. Kristallogr. - New Cryst. Struct., 2018, 233(4), 647–648. doi: 10.1515/ncrs-2017-0420
 
222– Geesi, M.H.; Mohamed, H.A.; Abdel-Wahab, B.F.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. Crystal structure of ethyl 4-amino-5-(5-methyl-1-(4-tolyl)-1H-1,2,3-triazole-4-carbonyl)-2-(phenylamino)thiophene-3-carboxylate, C24H23N5O3S. Z. Kristallogr. - New Cryst. Struct., 2018, 233(4), 673–674. doi: 10.1515/ncrs-2018-0002
 
223– El-Hiti, G.A.; Abdel-Wahab, B.F.; Mostafa, M.S.; Khidre, R.E.; Hegazy, A.S.; Kariuki, B.M. 2-(5-Methyl-1-phenyl-1H-1,2,3-triazol-4-yl)-5-phenyl-1,3,4-oxadiazole. IUCrData, 2018, 3(7), x180966. doi: 10.1107/S2414314618009665
 
224– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Yousif, E.; Hegazy, A.S.; Kariuki, B.M. Ethyl 2-anilino-4-methyl-5-[5-methyl-1-(4-methylphenyl)-1H-1,2,3-triazole-4-carbonyl]thiophene-3-carboxylate. IUCrData, 2018, 3(8), x181106. doi: 10.1107/S2414314618011069
 
225– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Yousif, E.; Hegazy, A.S.; Kariuki, B.M. Sodium 1-(4-chlorophenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylate. IUCrData, 2018, 3(8), x181127. doi: 10.1107/S2414314618011276
 
226– Hashim, H.; El-Hiti, G.A.; Alotaibi, M.H.; Ahmed, D.S.; Yousif, E. Fabrication of ordered honeycomb porous poly(vinyl chloride) thin film doped with a Schiff base and nickel(II) chloride
Heliyon, 2018, 4(8), e00743. doi: 10.1016/j.heliyon.2018.e00743
 
227– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Yousif, E.; Hegazy, A.S.; Kariuki, B.M. 5-Methyl-1-(4-methylphenyl)-N'-[1-(1H-pyrrol-2-yl)ethylidene]-1H-1,2,3-triazole-4-carbohydrazide monohydrate. IUCrData, 2018, 3(8), x181162. doi: 10.1107/S2414314618011628
 
228– Smith, K.; Alshammari, M.B.; El-Hiti, G.A. Unravelling factors affecting directed lithiation of acylamino aromatics. Synthesis, 2018, 50(18), 3634–3652. doi: 10.1055/s-0036-1591954
 
229– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; E. Yousif, Hegazy, A.S.; Kariuki, B.M. 5-[(4-Bromophenyl)diazenyl]-2-{2-[1-(1H-indol-3-yl)ethylidene]hydrazinyl}-4-methylthiazole dimethylformamide hemisolvate. IUCrData, 2018, 3(10), x181378. doi: 10.1107/S2414314618013780
 
230– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Yousif, E.; Hegazy, A.S.; Kariuki, B.M. 5-Methyl-1-(4-methylphenyl)-N'-[1-(thiophen-2-yl)ethylidene]-1H-1,2,3-triazole-4-carbohydrazide. IUCrData, 2018, 3(10), x181379. doi: 10.1107/S2414314618013792
 
231– Yousif, E.; Ahmed, D.S.; El-Hiti, G.A.; Alotaibi, M.H.; Hashim, H.; Hameed, A.S.; Ahmed, A. Fabrication of novel ball-like polystyrene films containing Schiff bases microspheres as photostabilizers. Polymers, 2018, 10(11), 1185. doi: 10.3390/polym10111185
 
232– Smith, K.; Al-Zuhairi, A.J.; Elliot, M.C.; El-Hiti, G.A. Regioselective synthesis of important chlorophenols in the presence of methylthioalkanes with remote SMe, OMe or OH substituents. J. Sulfur Chem., 2018, 39(6), 607–621. doi: 10.1080/17415993.2018.1493111
 
233– Masmali, YA.M.; Maeni, Y.A.; El-Hiti, G.A.; Murphy, P.J.; Almubrad, T. Investigation of ocular tear ferning in controlled and uncontrolled diabetic subjects. Eye Contact Lens, 2018, 44(S2), S70–S75. doi: 10.1097/ICL.0000000000000419
 
234– Alotaibi, M.H.; Mohamed, H.A.; Abdel-Wahab, B.F.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. Synthesis and structure elucidation of N'-(4-methoxybenzylidene)-5-methyl-1-phenyl-1H-1,2,3-triazole-4-carbohydrazide. Molbank, 2018, 2018(4), M1034. doi: 10.3390/M1034
 
235– Alotaibi, M.H.; El-Hiti, G.A.; Hashim, H.; Hameed, A.S.; Ahmed, D.S.; Yousif, E. SEM analysis of the tunable honeycomb structure of irradiated poly(vinyl chloride) films doped with polyphosphate. Heliyon, 2018, 4(12), e01013. doi: 10.1016/j.heliyon.2018.e01013

236– Mohamed, H.A.; Alshammari, M.B.; El-Hiti, G.A. Synthesis of new 6-(1H-1,2,3-triazol-4-yl)-5-(1-(thiazol-2-yl)-4,5-dihydro-1H-pyrazol-5-yl)imidazo[2,1-b]thiazoles. Indian J. Heterocycl. Chem., 2018, 28(4), 529–533. http://publishatcj.com/Files/4453_20190114090407454_FTypeset_12_IJHC-3646_5_529-533.pdf
 
237– Abusharaha, A.; Alturki, A.A.; Alanazi, S.A.; Fagehi, R.; Al-Johani, N.; El-Hiti, G.A.; Masmali, A.M. An assessment of the tear evaporation rate in thyroid gland patients. Clin. Ophthalmol., 2019, 13, 131–135. doi: 10.2147/OPTH.S188614

238– El-Hiti, G.A.; Abdel-Wahab, B.F.; Yousif, E.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. 5-[5-(4-Chlorophenyl)isoxazol-3-yl]-N-phenyl-1,3,4-oxadiazol-2-amine. IUCrData, 2019, 4(2), x190136. doi: 10.1107/S2414314619001366
 
239– El-Hiti, G.A.; Abdel-Wahab, B.F.; Yousif, E.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. N'-[5-Acetyl-3-(4-chlorophenyl)-2,3-dihydro-1,3,4-thiadiazol-2-ylidene]-5(1H-indol-3-yl)-1-phenyl-1H-pyrazole-3-carbohydrazide dimethylformamide monosolvate. IUCrData, 2019, 4(2), x190148. doi: 10.1107/S2414314619001482
 
240– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alqahtani, A.; Hegazy, A.S.; Kariuki, B.M. 3-{2-[3-(4-Chlorophenyl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl]thiazol-4-yl}-3,8a-dihydro-2H-chromen-2-one. IUCrData, 2019, 4(2), x190170. doi: 10.1107/S2414314619001706
 
241– El-Hiti, G.A.; Abdel-Wahab, B.F.; Yousif, E.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. 5-[(4-Chlorophenyl)diazenyl]-2-[5-(4-fluorophenyl)-3-(furan-2-yl)-4,5-dihydro-1H-pyrazol-1-yl]-4-methylthiazole. IUCrData, 2019, 4(2), x190211. doi: 10.1107/S2414314619002116
 
242– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alqahtani, A.; Hegazy, A.S.; Kariuki, B.M. 3-[5-Methyl-1-(4-methylphenyl)-1H-1,2,3-triazol-4-yl]-1-phenyl-1H-pyrazole-4-carbaldehyde. IUCrData, 2019, 4(2), x190217. doi: 10.1107/S2414314619002177
 
243– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alqahtani, A.; Hegazy, A.S.; Kariuki, B.M. 2-[3-(4-Chlorophenyl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl]-8H-indeno[1,2-d]thiazole. IUCrData, 2019, 4(2), x190218. doi: 10.1107/S2414314619002189
 
244– El-Hiti, G.A.; Abdel-Wahab, B.F.; Yousif, E.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. 2-[5-(4-Fluorophenyl)-3-(4-methylphenyl)-4,5-dihydro-1H-pyrazol-1-yl]-4-(5-methyl-1-phenyl-1H-1,2,3-triazol-4-yl)thiazole. IUCrData, 2019, 4(2), x190240. doi: 10.1107/S2414314619002402
 
245– El-Hiti, G.A.; Abdel-Wahab, B.F.; Yousif, E.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. N'-[5-Acetyl-3-(4-bromophenyl)-2,3-dihydro-1,3,4-thiadiazol-2-ylidene]-5(1H-indol-3-yl)-1-phenyl-1H-pyrazole-3-carbohydrazide dimethylformamide monosolvate. IUCrData, 2019, 4(2), x190248. doi: 10.1107/S2414314619002487

246– El-Hiti, G.A.; Abdel-Wahab, B.F.; Yousif, E.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M. 1-(4-Fluorophenyl)-5-methyl-N′-{1-[5-methyl-1-(4-methylphenyl)-1H-1,2,3-triazol-4-yl]ethylidene}-1H-1,2,3-triazole-4-carbohydrazide. IUCrData, 2019, 4(2), x190261. doi: 10.1107/S241431461900261X
 
247– El-Hiti, G.A.; Alotaibi, M.H.; Ahmed, A.A.; Hamad, B.A.; Ahmed, D.S.; Ahmed, A.; Hashim, H.; Yousif, E. The morphology and performance of poly(vinyl chloride) containing melamine Schiff bases against ultraviolet light. Molecules, 2019, 24(4), 803. doi: 10.3390/molecules24040803

248– Alotaibi, M.H.; Mohamed, H.A.; Abdel-Wahab, B.F.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. Crystal structure of N'-(1-(2-hydroxyphenyl) ethylidene)-5-methyl-1-phenyl-1H-1,2,3-triazole-4-carbohydrazide, C18H17N5O2. Z. Kristallogr. – New Cryst. Struct., 2019, 234(2), 355–357. doi: 10.1515/ncrs-2018-0417
 
249– Alotaibi, M.H.; Mohamed, H.A.; Abdel-Wahab, B.F.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. Crystal structure of N'-(1-(benzofuran-2-yl)ethylidene)-2-cyanoacetohydrazide, C13H11N3O2. Z. Kristallogr. – New Cryst. Struct., 2019, 234(2), 361–362. doi: 10.1515/ncrs-2018-0420

250– El-Hiti, G.A.; Abdel-Wahab, B.F.; Alqahtani, A.; Hegazy, A.S.; Kariuki, B.M. 4-(Benzofuran-2-yl)-2-[3-(4-chlorophenyl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl]thiazole. IUCrData, 2019, 4(3), x190359. doi: 10.1107/S2414314619003596

251– Alanazi, S.A.; El-Hiti, G.A.; Al-Baloud, A.A.; Alfarhan, M.I.; Al-Shahrani, A.; Albakri, A.A.; Alqahtani, S.; Masmali, A.M. Effects of short-term oral vitamin A supplementation on the ocular tear film in patients with dry eye. Clin. Ophthalmol., 2019, 13, 599–604. doi: 10.2147/OPTH.S198349
 
252– Masmali, A.M.; Alotaibi, A.G.; Alanazi, S.A.; Fagehi, R.; Abusharaha, A.; El-Hiti, G.A. The acute effect of a single dose of green tea on the quality and quantity of tears in normal eye subjects. Clin. Ophthalmol., 2019, 13, 605–610. doi: 10.2147/OPTH.S201127

253– Alotaibi, M.H.; Mohamed, H.A.; Abdel-Wahab, B.F.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. Crystal structure of 5-(5-(4-chlorophenyl)-1-phenyl-1H-pyrazol-3-yl)-N-phenyl-1,3,4-oxadiazol-2-amine, C23H16ClN5O. Z. Kristallogr. – New Cryst. Struct., 2019, 234(3), 543–545. doi: 10.1515/ncrs-2018-0546

254– Hadi, A.G.; Jawad, K.; Yousif, E.; El-Hiti, G.A.; Alotaibi, M.H.; Ahmed, D.S. Synthesis of telmisartan organotin(IV) complexes and their use as carbon dioxide capture media. Molecules, 2019, 24(8), 1631. doi: 10.3390/molecules24081631

255– Masmali, A.M.; Alanazi, S.A.; Almagren, B.; El-Hiti, G.A. Assessment of the tear film in normal eye subjects after consumption of a single dose of hot peppermint drink. Clin. Optom., 2019, 11, 39–45. doi: 10.2147/OPTO.S206904

256– Alotaibi, M.H.; El-Hiti, G.A.; Yousif, E.; Ahmed, D.S.; Hashim, H.; Hameed, A.S.; Ahmed, A. Evaluation of the use of polyphosphates as photostabilizers and in the formation of ball-like polystyrene materials. J. Polym. Res., 2019, 26(7), 161. doi: 10.1007/s10965-019-1829-y
 
257– Alanazi, S.A.; Badawood, Y.S.; Aldawood, M.A.; El-Hiti, G.A.; Masmali, A.M. Effect of Refresh Plus® preservative-free lubricant eyedrops on tear ferning patterns in dry eye and normal eye subjects. Clin. Ophthalmol., 2019, 13, 1011–1017. doi: 10.2147/OPTH.S213365
 
258– Alanazi, S.A.; Alomran, A.A.; Fagehi, R.; Abusharha, A.; Al-Johani, N.J.; El-Hiti, G.A.; Masmali, A.M. An assessment of the ocular tear film in patients with thyroid disorders. Clin. Ophthalmol., 2019, 13, 1019–1026. doi: 10.2147/OPTH.S210044
 
259– Hadi, A.G.; Yousif, E.; El-Hiti, G.A.; Ahmed, D.S.; Jawad, K.; Alotaibi, M.H.; Hashim, H. Long-term effect of ultraviolet irradiation on poly(vinyl chloride) films containing naproxen diorganotin(IV) complexes. Molecules, 2019, 24(13), 2396. doi: 10.3390/molecules24132396
 
260– Akram, E.; El-Hiti, G.A.; Ahmed, D.S.; Rashad, A.A.; Al Dahhan, W.H.; Yousif. E. Morphological, liquid crystal and optical band energy properties of polyphosphates. Al-Nahrain J. Sci., 2019, 22(2), 19–26. doi: 10.22401/ANJS.22.2.03
 
261– Alanazi, S.A.; Aldawood, M.A.; Badawood, Y.S.; El-Hiti, G.A.; Masmali, A.M. A comparative study of the quality of non-stimulated and stimulated tears in normal eye male subjects using the tear ferning test. Clin. Optom., 2019, 11, 65–71. doi: 10.2147/OPTO.S214597
 
262– Alanazi, S.A.; Abusharha, A.; Fagehi, R.; Alsaqr, A.M.; El-Hiti, G.A.; Alahmari, R.A.; Alenazi, F.A.; Alnassar, K.M.; Masmali, A.M. Assessment of the tear evaporation rate in chronic smokers using Delfin VapoMeter. Int. J. Ophthalmol. Vis. Sci., 2019, 4(2), 37–41. doi: 10.11648/j.ijovs.20190402.12

263– Smith, K.; Williams, D.; El-Hiti, G.A. Regioselective chlorination of phenols in the presence of tetrahydrothiopyran derivatives. J. Sulfur Chem., 2019, 40(5), 528–539. doi: 10.1080/17415993.2019.1620230

264– Alanazi, S.A.; Alfaifi, A.S.; Abusharha, A.; Fagehi, R.; Alsaqr, A.M.; El-Hiti, G.A.; Masmali, A.M.. Effect of short-term oral vitamin D3 supplementation on tear film in dry eye subjects. Int. J. Ophthalmol. Vis. Sci., 2019, 4(3), 51–57. doi: 10.11648/j.ijovs.20190403.13.

265– Hadi, A.G.; Jawad, K.; El-Hiti, G.A.; Alotaibi, M.H.; Ahmed, A.A.; Ahmed, D.S.; Yousif, E. Photostabilization of poly(vinyl chloride) by organotin(IV) compounds against photodegradation. Molecules, 2019, 24(19), 3557. doi: 10.3390/molecules241935xx

266– Alqahtani, A.; Abdel-Wahab, B.F.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. Synthesis and crystal structure of 2-((1-phenyl-3-(thiophen-2-yl)-1H-pyrazol-4-yl)methylene)-2,3-dihydro-1H-inden-1-one, C23H16N2OS. Z. Kristallogr. – New Cryst. Struct., 2019, 234(5), 969–971. doi: 10.1515/ncrs-2019-0189
 
267– Aldosari, O.F.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. 5-Methyl-N'-[5-methyl-1-(4-methylphenyl)-1H-1,2,3-triazole-4-carbonyl]-1-(4-methylphenyl)-1H-1,2,3-triazole-4-carbohydrazide, C22H22N8O2. Z. Kristallogr. – New Cryst. Struct., 2019, 234(5), 1027–1029. doi: 10.1515/ncrs-2019-0241
 
268– Alotaibi, M.H.; Abdel-Wahab, B.F.; Aldosari, O.F.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. The crystal structure of N-(7-(4-fluorobenzylidene)-3-(4-fluorophenyl)-3,3a,4,5,6,7-hexahydro-2H-indazole-2-carbonothioyl)benzamide, C28H23F2N3OS. Z. Kristallogr. – New Cryst. Struct., 2019, 234(x), 234(5), 1083–1085. doi: 10.1515/ncrs-2019-0281

269– Satar, H.A.; Ahmed, A.A.; Yousif, E.; Ahmed, D.S.; Alotibi, M.F.; El-Hiti, G.A. Synthesis of novel heteroatom-doped porous-organic polymers as environmentally efficient media for carbon dioxide storage. Appl. Sci., 2019, 9(20), 4314. doi: 10.3390/app9204314

270– Aldosari, O.F.; Abdel-Wahab, B.F.; Alotaibi, M.H.; Hegazy, A.S.; Kariuki, B.M.; El-Hiti, G.A. 7-(4-Fluorobenzylidene)-3-(4-fluorophenyl)-N-phenyl-3,3a,4,5,6,7-hexahydro-2H-indazole-2-carbothioamide–dimethylformamide (2/1), C27H23F2N3S, 0.5(C3H7NO). Z. Kristallogr. – New Cryst. Struct., 2019, 234(6), 1141–1143. doi: 10.1515/ncrs-2019-0261

271– Ahmed, A.A.; Ahmed, D.S.; El-Hiti, G.A.; Alotaibi, M.H.; Hashim, H.; Yousif, E. SEM morphological analysis of irradiated polystyrene film doped by a Schiff base containing a 1,2,4-triazole ring system. Appl. Petrochem. Res., 2019, 9(3–4), 169–177. doi: 10.1007/s13203-019-00235-6

272– Khidre, R.E.; Mohamed, H.A.; Kariuki, B.M.; El-Hiti. G.A. Facile, mild and efficient synthesis of azines using phosphonic dihydrazide. Phosphorous Sulfur Silicon Relat. Elem., 2020, 195(1), 29–36. doi: 10.1080/10426507.2019.1633531
 
273– Omer, R.M.; Al-Tikrity, E.T.B.; El-Hiti, G.A.; Alotibi, M.F.; Ahmed, D.S.; Yousif, E. Porous aromatic melamine Schiff bases as highly efficient media for carbon dioxide storage. Processes, 2020, 8(1), 17. doi: 10.3390/pr8010017
 
274– Smith, K.; Hegazy, A.S.; El-Hiti, G.A. The use of polymeric sulfides as catalysts for the para-regioselective chlorination of phenol and 2-chlorophenol. J. Sulfur Chem., 2020, 41(1), 1–12. doi: 10.1080/17415993.2019.1688815
 
275– Mohamed, H.A.; Alotaibi, M.H.; Kariuki, B.M.; El-Hiti. G.A. Convenient synthesis of new heterocycles containing the quinoxaline ring system. Lett. Org. Chem., 2020, 17(2), 121–126. doi: 10.2174/1570178616666190311161505
 
276– El-Hiti, G.A.; Ahmed, D.S.; Yousif, E.; Alotaibi, M.H.; Star, H.A.; Ahmed, A.A. Influence of polyphosphates on the physicochemical properties of poly(vinyl chloride) after irradiation with ultraviolet light. Polymers, 2020, 12(1), 193. doi: 10.3390/polym12010193