Prof. Gamal  A. El-Hiti

Prof. Gamal A. El-Hiti

Professor
King Saud University, Saudi Arabia


Highest Degree
Ph.D. in Organic Chemistry from Tanta University, Egypt

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Biography

Dr. Gamal A. El-Hiti is currently working as Professor at King Saud University Saudi Arabia. He obtained his Ph.D. Degree in Organic Chemistry from Tanta University, Egypt in 1996. His employment history includes worked as Academic Visitor, and Research Fellow at Cardiff University, UK, Visitor, Research Officer and Lecturer at Swansea University, UK, Demonstrator, Assistant Lecturer, Lecturer, Associate Professor, and Professor at Tanta University, Egypt. His other activities includes Head of the Ethics Committee at the College of Applied Medical Sciences, Postgraduate Committee at Optometry Department, Research Centre at the College of Applied Medical Sciences, Carried out full duties as the Head for the Postgraduates Committee at Optometry Department, College of Applied Medical Science at King Saud University. He is professional member of Royal Society of Chemistry, and Senior Member of the Egyptian Heterocyclic Chemical Society. Dr. Gamal received honor includes International Author Grant from the Royal Society of Chemistry, and Scholarship from the Egyptian Government to Swansea University, UK for two years as a part of the PhD study. He is also member of editorial board in journals and also serving as referee in number of journals. He also supervised several PhD and M.Phil students. He also received number of grants for his research work. His area of research interest focuses on Synthesis of Substituted Aromatics and Heterocyclic through Greener Synthetic Routes rather than Traditional ones, Synthesis and Application of Chemiluminescent and Photochromic Materials with interesting properties, Use of Organometallic Compounds, especially of lithium and boron, as Intermediates in Synthetic Organic Chemistry, Use of Zeolites, Solid-supported Reagents and Polymeric Materials as Catalysts in Highly Regioselective Reactions, Study of Tear Ferning and Osmolarity, and Nanosecond time resolved Laser-spectroscopy Study of Dynamic Interfacial charge Transfers of Organic Dyes. He has published 130 articles in journals as well as 44 presentations in conferences contributed as author/co-author.

Area of Interest:

Chemistry
100%
Synthesis
62%
Heterocycles
90%
Synthetic Organic Chemistry
75%
Zeolites
55%

Selected Publications

  1. Yousif, E., R. Haddad, G.A. El-Hiti and R.M. Yusop, 2017. Spectroscopic and photochemical stability of polystyrene films in the presence of metal complexes. J. Taibah Univ. Sci., Vol. 11. .
  2. Mohammed, R., G.A. El-Hiti, A. Ahmed and E. Yousif, 2017. Poly(vinyl chloride) doped by 2-(4-isobutylphenyl)propanoate metal complexes: Enhanced resistance to UV irradiation. Arab. J. Sci. Eng., Vol. 42. .
  3. Mohamed, H.A., B.F. Abdel-Wahab and G.A. El-Hiti, 2017. Synthesis of some novel thiophene and thiazole derivatives and their antimicrobial evaluation. Heterocycles, 94: 716-726.
  4. Kariuki, B. and G.A. El-Hiti, 2017. A reversible single-crystal to single-crystal thermal phase transformation of 3-(2-bromo-4-(1- methylethyl)phenyl)-1,1-dimethylurea. Crystals, Vol. 7. .
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  5. Hussien, N.J., S.F.M. Yusoff, G.A. El-Hiti, Y. Farina, M.J. Al-Jeboori and E. Yousif, 2017. Crystal structure of 1-(4,4-dimethyl-2,6-dithioxo-1,3,5-triazinan-1-yl)-3- (diethylaminocarbonyl)thiourea, C11H20N6OS3. Z. Krist. New Cryst. Struct., 232: 325-326.
  6. Hassan, F., G.A. El-Hiti, M. Abd-Allateef and E. Yousif, 2017. Cytotoxicity anticancer activities of anastrozole against breast, liver hepatocellular and prostate cancer cells. Saudi Med. J., 38: 359-365.
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  7. El-Hiti, G.A., K. Smith, M.B. Alshammari, A.S. Hegazy and B.M. Kariuki, 2017. Crystal structure of 1,1-dimethyl-3-(4-methoxyphenyl)urea, C10H14N2O2. Z. Krist. New Cryst. Struct., 232: 279-281.
  8. El-Hiti, G.A., K. Smith, M. Alamri, C.A. Morris, B.M. Kariuki and P. Kille, 2017. Crystal structure of 2-(bis(4-methoxyphenyl)amino)-2-oxoacetic acid, C16H15NO5. Z. Krist. New Cryst. Struct., 232: 333-335.
  9. El-Hiti, G.A., K. Smith, A.S. Hegazy and B.M. Kariuki, 2017. Crystal structure of 1,1-dimethyl-3-(4-methylphenyl)urea, C10H14N2O. Z. Krist. New Cryst. Struct., 232: 329-330.
  10. El-Hiti, G.A., B.F. Abdel-Wahab, M.B. Alshammari, A.S. Hegazy and B.M. Kariuki, 2017. 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. Krist. New Cryst. Struct., 232: 291-293.
  11. El-Hiti, G.A., B.F. Abdel-Wahab, M. Baashen, A.S. Hegazy and B.M. Kariuki, 2017. 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. Krist. New Cryst. Struct., 232: 313-315.
  12. El-Hiti, G.A., B.F. Abdel-Wahab, A.S. Hegazy and B.M. Kariuki, 2017. 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. Krist. New Cryst. Struct., 232: 413-415.
  13. El-Hiti, G.A., B.F. Abdel-Wahab and A.S. Hegazy and B.M. Kariuki, 2017. Crystal structure of 5-(5-(4-chlorophenyl)-1-phenyl-1H-pyrazol-3-yl)-N-phenyl-1,3,4-thiadiazol- 2-amine, C23H16ClN5S. Z. Krist. New Cryst. Struct., 232: 317-319.
  14. Balakit, A.A., Y. Sert, C. Cirak, K. Smith and G.A. El-Hiti, 2017. Synthesis, spectroscopic (FT-IR and Laser-Raman) and theoretical DFT simulations of 3-bromo- 2-methyl-5-(4-nitrophenyl)thiophene. J. Applied Spectrosc., Vol. 84. .
  15. Baashen, M.A., B.F. Abdel-Wahab and G.A. El-Hiti, 2017. Synthesis of novel 3-(benzofur-2-yl)pyrazole-based heterocycles and their antimicrobial evaluation. Chem. Pap., Vol. 71. .
  16. Baashen, M., B.F. Abdel-Wahab and G.A. El-Hiti, 2017. Syntheses of pyrazolylquinoxalines. Chem. Heterocycl. Compd., Vol. 53. .
  17. Altaee, N., G.A. El-Hiti, A. Fahdil, K. Sudesh and E. Yousif, 2017. Screening and evaluation of poly(3-hydroxybutyrate) with Rhodococcus equi using different carbon sources. Arab. J. Sci. Eng., Vol. 42. .
  18. Abdel-Wahab, B.F., R.E. Khidre, H.A. Mohamed and G.A. El-Hiti, 2017. A simple process for the synthesis of novel pyrazolyltriazole and dihydropyrazolylthiazole derivatives as antimicrobial agents Arab. J. Sci. Eng., Vol. 42. .
  19. Abdel-Wahab, B.F., M.H. Alotaibi and G.A. El-Hiti, 2017. Synthesis of new symmetrical N,N'-diacylhydrazines and 2-(1,2,3-triazol-4-yl)-1,3,4-oxadiazoles. Lett. Org. Chem., Vol. 14. .
  20. Abdel-Wahab, B.F., A.A. Farahat, G.E.A. Awad and G.A. El-Hiti, 2017. Synthesis and antimicrobial activity of some novel substituted 3-(thiophen-2-yl)pyrazole-based heterocycles. Lett. Drug Des. Discov., Vol. 14. .
  21. Yousif, E., A. Hasan and G.A. El-Hiti, 2016. Spectroscopic, physical and topography of photochemical process of PVC films in the presence of Schiff base metal complexes. Polymers, Vol. 8. .
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  22. Sert, Y., F. Ucun, G.A. El-Hiti, K. Smith and A.S. Hegazy, 2016. Spectroscopic investigations and DFT calculations on 3-(Diacetylamino)-2-ethyl-3H-quinazolin-4-one. J. Spectrosc., Vol. 2016. .
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  23. Saleh, B., K. Smith, M.C. Elliott, D.H. Jones and G.A. El-Hiti, 2016. Reactions of organoboranes with carbanions bearing three potential leaving groups: Unusual processes, products and mechanisms. Tetrahedron, 72: 6914-6928.
  24. Morris, C.A., G.A. El-Hiti, I. Weeks, S. Woodhead, K. Smith and P. Kille, 2016. Quantitative analysis of gene expression changes in response to genotoxic compounds. Toxicol. In Vitro, 39: 15-28.
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  25. Masmali, A.M., A. Al-Shehri, S.A. Alanazi, A. Abusharaha, R. Fagehi and G.A. El-Hiti, 2016. Assessment of tear film quality among smokers using tear ferning patterns. J. Ophthalmol., Vol. 2016. .
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  26. Hussain, Z., G.A. El-Hiti, A. Ahmed, N. Altaee and E. Yousif, 2016. Photocatalytic degradation of polyhydroxybutyrate films using titanium dioxide nanoparticles as a photocatalyst. Russ. J. Applied Chem., 89: 1536-1543.
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  27. Ghabbour, H.A., B.F. Abdel-Wahab, M. Baashen, M.M. Asmari and G.A. El-Hiti, 2016. Crystal structure of 3-(4-bromophenyl)-5-(4-fluorophenyl)-4,5-dihydro-1Hpyrazole-1- carbothioamide, C16H13BrFN3S. Z. Krist. New Cryst. Struct., 231: 1073-1074.
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  28. El-Hiti, G.A., K. Smith, M.B. Alshammari, M.H. Alotaibi and B.M. Kariuki, 2016. Crystal structure of 1,1-dimethyl-3-(2-phenylethyl)urea, C11H16N2O. Z. Krist. New Cryst. Struct., 231: 1065-1066.
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  29. El-Hiti, G.A., K. Smith, M.B. Alshammari, M.D. Ajarim and B.M. Kariuki, 2016. Crystal structure of tert-butyl 2-phenylethylcarbamate, C13H19NO2. Z. Krist. New Cryst. Struct., 231: 1105-1107.
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  30. El-Hiti, G.A., K. Smith, A.S. Hegazy, S.A. Alanazi and B.M. Kariuki, 2016. Crystal structure of 3-tert-butyl-3-hydroxy-1, 3-dihydro-2H-pyrrolo [3, 2-c] pyridin-2-one, C11H14N2O2. Zeitschrift Kristallographie-New Crystal Struct., 231: 809-810.
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  31. El-Hiti, G.A., K. Smith, A.S. Hegazy, S.A. Alanazi and B.M. Kariuki, 2016. Crystal structure of 2-(4-methoxyphenyl)-1,3-thiazolo[4,5-b]pyridine, C13H10N2OS. Z. Krist.-New Cryst. Struct., 231: 1067-1068.
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  32. El-Hiti, G.A., K. Smith, A.S. Hegazy, M.H. Alotaibi and B.M. Kariuki, 2016. Crystal structure of 3-(2-bromophenyl)-1,1-dimethylthiourea, C9H11BrN2S. Z. Krist. New Cryst. Struct., 232: 31-32.
  33. El-Hiti, G.A., K. Smith, A.S. Hegazy, A.M. Masmali and B.M. Kariuki, 2016. Crystal structure of 3-tert-butyl-7-azadioxindole, C11H14N2O2. Z. Krist. New Cryst. Struct., 231: 1069-1070.
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  34. El-Hiti, G.A., B.F. Abdel-Wahab, M.D. Ajarim, A.M. Alobaid and H.A. Ghabbour, 2016. Crystal structure of 2-(3-(benzofuran-2-yl)-5-phenyl-4,5-dihydro-1H-pyrazol-1-yl)-4- phenylthiazole, C26H19N3OS. Z. Krist.-New Cryst. Struct., 231: 935-936.
  35. El-Hiti, G.A., B.F. Abdel-Wahab, M. Baashen, H.A. Ghabbour and O.S. Alruqi, 2016. Crystal structure of 3-(benzofuran-2-yl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazole-1- carbothioamide, C18H14FN3OS Z. Krist. New Cryst. Struct., 231: 887-888.
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  36. El-Hiti, G.A., B.F. Abdel-Wahab, M. Baashen, A.S. Hegazy and B.M. Kariuki, 2016. Crystal structure of (Z)-4-((E)-(4-chlorobenzylidene)hydrazono)-1-p-tolylpyrrolidine-3- carbonitrile, C19H17ClN4. Z. Krist. New Cryst. Struct., 231: 1109-1110.
  37. El-Hiti, G.A., B.F. Abdel-Wahab, M. Baashen and H.A. Ghabbour, 2016. 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. Krist.-New Cryst. Struct., 231: 1051-1052.
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  38. El-Hiti, G.A., B.F. Abdel-Wahab, M. Baashen and H.A. Ghabbour, 2016. Crystal structure of 2-(3-(benzofuran-2-yl)-5-(4-fluorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-(4- chlorophenyl)thiazole, C26H17ClFN3OS. Z. Krist.-New Cryst. Struct., 231: 911-912.
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  39. El-Hiti, G.A., B.F. Abdel-Wahab, M. Alamri, M.A. Al-Omar and H.A. Ghabbour, 2016. Crystal structure of 5-(2-chloro-5-nitrophenyl)-3-(4-chlorophenyl)-N-ethyl-4,5-dihydro-1H- pyrazole-1-carbothioamide, C18H16Cl2N4O2S. Z. Krist. New Cryst. Struct., 231: 1169-1170.
  40. El-Hiti, G.A., B.F. Abdel-Wahab, A.S. Hegazy, M.D. Ajarim and B.M. Kariuki, 2016. 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. Krist. New Cryst. Struct., 231: 1171-1173.
  41. Baashen, M., B.F. Abdel-Wahab and G.A. El-Hiti, 2016. Syntheses of triazoloquinoxalines. Heterocycles, 92: 1931-1952.
  42. Altaee, N., G.A. El-Hiti, A. Fahdil, K. Sudesh and E. Yousif, 2016. Biodegradation of different formulations of polyhydroxybutyrate films in soil. SpringerPlus, Vol. 5. .
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  43. Ali, M.M., G.A. El-Hiti and E. Yousif, 2016. Photostabilizing efficiency of Poly (vinyl chloride) in the presence of organotin (IV) complexes as photostabilizers. Molecules, Vol. 21. .
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  44. Ali, G.Q., G.A. El-Hiti, I.H.R. Tomi, R. Haddad, A.J. Al-Qaisi and E. Yousif, 2016. Photostability and performance of polystyrene films containing 1, 2, 4-Triazole-3-thiol ring system schiff bases. Molecules, Vol. 21. .
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  45. Yousif, E., G.A. El-Hiti, Z. Hussain and A. Altaie, 2015. Viscoelastic, spectroscopic and microscopic study of the photo irradiation effect on the stability of PVC in the presence of sulfamethoxazole Schiff's bases. Polymers, 7: 2190-2204.
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  46. Yousif, E., G.A. El-Hiti, R. Haddad and A.A. Balakit, 2015. Photochemical stability and photostabilizing efficiency of poly (methyl methacrylate) based on 2-(6-methoxynaphthalen-2-yl) propanoate metal ion complexes. Polymers, 7: 1005-1019.
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  47. Smith, K., A.J. Al-Zuhairi, G.A. El-Hiti and M.B. Alshammari, 2015. Comparison of cyclic and polymeric disulfides as catalysts for the regioselective chlorination of phenols. J. Sulfur Chem., 36: 74-85.
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  48. Masmali, A.M., J.M. Al-Bahlal, G.A. El-Hiti, S. Akhtar, C. Purslow, P.J. Murphy and T. Almubrad, 2015. Repeatability and diurnal variation of tear ferning test. Eye Contact Lens, 41: 262-267.
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  49. Masmali, A., S. Al-Qhtani, T.M. Al-Gasham, G.A. El-Hiti, C. Purslow and P.J. Murphy, 2015. Application of a new grading scale for tear ferning in non-dry eye and dry eye subjects. Cont. Lens Anterior Eye, 43: 38-39.
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  50. Jones, D.H., K. Smith, M.C. Elliott and G.A. El-Hiti, 2015. Factors affecting reactions of trialkylcyanoborates with imidoyl chlorides/trifluoroacetic anhydride. Tetrahedron, 71: 6285-6289.
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  51. El-Hiti, G.A., K. Smith, A.S.Hegazy, M.D. Ajarim and B.M. Kariuki, 2015. Crystal structure of 2-cyclohexyl-1, 3-thiazolo [4, 5-b] pyridine. Acta Crystallogr. Section E: Crystallogr. Commun., Vol. 71. .
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  52. El-Hiti, G.A., K. Smith, A.S. Hegazy, S.A. Alanazi and B.M. Kariuki, 2015. Crystal structure of 3-amino-2-propylquinazolin-4 (3H)-one. Acta Crystallogr. Section E: Crystallogr. Commun., 71: o590-o591.
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  53. El-Hiti, G.A., K. Smith, A.S. Hegazy, S.A. Alanazi and B.M. Kariuki, 2015. Crystal structure of 2-(2-methylphenyl)-1, 3-thiazolo [4, 5-b] pyridine. Acta Crystallogr. Section E: Crystallogr. Commun., 71: o562-o563.
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  54. El-Hiti, G.A., K. Smith, A.S. Hegazy, M.D. Ajarim and B.M. Kariuki, 2015. Crystal structure of 2-(3-nitrophenyl)-1, 3-thiazolo [4, 5-b] pyridine. Acta Crystallogr. Section E: Crystallogr. Commun., Vol. 71. .
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  55. El-Hiti, G.A., K. Smith, A.S. Hegazy, M. Baashen and B.M. Kariuki, 2015. Crystal structure of 3-amino-2-ethylquinazolin-4 (3H)-one. Acta Crystallogr. Section E: Crystallogr. Commun., 71: o650-o651.
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  56. El-Hiti, G.A., K. Smith and A.S. Hegazy, 2015. Directed lithiation and substitution of pyridine derivatives. HeteroCycles, 91: 479-504.
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  57. Balakit, A.A., A. Ahmed, G.A. El-Hiti, K. Smith and E. Yousif, 2015. Synthesis of new thiophene derivatives and their use as photostabilizers for rigid poly(vinyl chloride). Int. J. Polym. Sci., 2015: 1-10.
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  58. Smith, K., M.H. Alotaibi and G.A. El-Hiti, 2014. Regioselective nitration of 2- and 4-nitrotoluenes over systems comprising nitric acid, an acid anhydride and a zeolite. Arkivoc, 2014: 301-309.
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  59. Smith, K., M.H. Alotaibi and G.A. El-Hiti, 2014. Regioselective dinitration of simple aromatics over zeolite H Arkivoc, 2014: 107-123.
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  60. Smith, K., G.A. El-Hiti and M.B. Alshammari, 2014. Directed Lithiation of N′-[2-(4-Methoxyphenyl)ethyl]-N,N-dimethylurea and tert-Butyl [2-(4-Methoxyphenyl)ethyl]carbamate Synth., 46: 394-402.
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  61. Sert, Y., A.A. Balakit, N. ozturk, F. Ucun and G.A. El-Hiti, 2014. 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, 131: 502-511.
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  62. Morris, C.A., J.R. Owen, M.C. Thomas, G.A. El-Hiti, J.L. Harwood and P. Kille, 2014. 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., 37: 189-203.
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  63. Masmali, A., T.A. Alqahtani, A. Alharbi and G.A. El-Hiti, 2014. Comparative study of repeatability of phenol red thread test versus Schirmer's test in normal adults in Saudi Arabia. Eye Contact Lens, 40: 127-131.
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  64. Masmali, A., S. Alrabiah, A. Alharbi, G.A. El-Hiti and T. Almubrad, 2014. Investigation of tear film using the TearLabTM osmolarity system in normal adults in Saudi Arabia. Eye Contact Lens, 40: 74-78.
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  65. Abdel-Megeed, M.F., M.M. Azaam and G.A. El-Hiti, 2014. A simple procedure for synthesis of 3H-quinazolin-4-one hydrazones under mild conditions. J. Saudi Chem. Soc., 18: 1022-1027.
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  66. Smith, K., M.H. Alotaibi and G.A. El-Hiti, 2013. Highly regioselective dinitration of toluene over zeolite H J. Catal., 297: 244-247.
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  67. Smith, K., G.A. El-Hiti, M.B. Alshammari and A. Fekri, 2013. Control of site of lithiation of 3-(aminomethyl)pyridine derivatives. Synth., 45: 3426-3434.
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  68. Smith, K., G.A. El-Hiti and M.B. Alshammari, 2013. Variations in site of lithiation of N-[(2-(4-methoxyphenyl)ethyl)]pivalamide; use in ring substitution. Synlett, 24: 117-119.
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  69. Balakit, A.A., G.A. El-Hiti and K. Smith, 2013. Simple and convenient procedure for the synthesis of 2-(3-(tert-butoxycarbonylamino)propyl)- 5-methylthiophenes. Iraqi Natl. J. Chem., 52: 466-476.
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  70. Abdel-Megeed, M.F., G.A. El-Hiti, B.E. Badr and M.M. Azaam, 2013. Synthesis of a series of diphenyl (arylamino)(pyridin-3-yl)methylphosphonates as potential antimicrobial agents. Phosphorous Sulfur Silicon Relat. Elem., 188: 879-885.
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  71. Smith, K., G.A. El-Hiti, A. Fekri and M.B. Alshammari, 2012. Side-chain lithiation of 2- and 4-substituted pyridines: synthesis of more complex substituted pyridines. HeteroCycles, 86: 391-410.
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  72. Smith, K., G.A. El-Hiti and M.B. Alshammari, 2012. Variation in the site of lithiation of 2-(2-methylphenyl)ethanamine derivatives. J. Org. Chem., 77: 11210-11215.
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  73. Smith, K., G.A. El-Hiti and M.B. Alshammari, 2012. Lithiation and substitution of N'-(ω-phenylalkyl)-N,N-dimethylureas Synth., 44: 2013-2022.
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  74. Smith, K., A.K.H. Al-Khalaf, G.A. El-Hiti and S. Pattisson, 2012. Highly regioselective di-tert-amylation of naphthalene over reusable HM zeolite catalyst. Green Chem., 14: 1103-1110.
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  75. Smith, K., A.A. Balakit and G.A. El-Hiti, 2012. Poly(propylene sulfide)-borane: reagent for organic synthesis Tetrahedron, 68: 7834-7839.
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  76. El-Hiti, G.A., A.S. Hegazy, M.H. Alotaibi and M.D. Ajarim, 2012. Reactions of organolithium reagents with quinazoline derivatives Arkivoc, 2012: 35-78.
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  77. Abdel-Megeed, M.F., B.E. Badr, M.M. Azaam and G.A. El-Hiti, 2012. Synthesis, antimicrobial and anticancer activities of a novel series of diphenyl 1-(pyridin-3- yl)ethylphosphonates. Bioorg. Med. Chem., 20: 2252-2258.
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  78. Abdel-Megeed, M.F., B.E. Badr, M.M. Azaam and G.A. El-Hiti, 2012. Synthesis and antimicrobial activities of novel series of heterocyclic α-aminophosphonates. Arch. Pharm., 345: 784-789.
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  79. Abdel-Megeed, M.F., B.E. Badr, M.M. Azaam and G.A. El-Hiti, 2012. Synthesis and antimicrobial activities of diphenyl (arylamino)(1-phenyl-3-(pyridin-2-yl)-1H- pyrazol-4-yl)methylphosphonates Phosphorous Sulfur Silicon Relat. Elem., 187: 1462-1468.
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  80. Abdel-Megeed, M.F., B.E. Badr, M.M. Azaam and G.A. El-Hiti, 2012. Antimicrobial activities of a series of diphenyl (4'-(aryldiazenyl)biphenyl-4-ylamino)(pyridin-3- yl)methylphosphonates Phosphorous Sulfur Silicon Relat. Elem., 187: 1201-1206.
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  81. Smith, K., G.A. El-Hiti, A.S. Hegazy and B.M. Kariuki, 2011. 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., 7: 1219-1227.
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  82. Smith, K., G.A. El-Hiti and A.J. Al-Zuhairi, 2011. The synthesis of polymeric sulfides by reaction of dihaloalkanes with sodium sulfide. J. Sulfur Chem., 32: 521-531.
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  83. Smith, K., A.A. Balakit, R.T. Pardasani and G.A. El-Hiti, 2011. New polymeric sulfide-borane complexes: convenient hydroborating and reducing reagents. J. Sulfur Chem., 32: 287-295.
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  84. Smith, K. and G.A. El-Hiti, 2011. Use of zeolites for green and para-selective electrophilic aromatic substitution reactions. Green Chem., 13: 1579-1608.
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  85. El-Hiti, G.A., A. Hussain, A.S. Hegazy and M.H. Alotaibi, 2011. Thioxoquinazoline derivatives: synthesis, reactions and biological activities. J. Sulfur Chem., 32: 361-395.
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  86. Browne, K.A., D.D. Deheyn, G.A. El-Hiti, K. Smith and I. Weeks, 2011. Simultaneous quantification of multiple nucleic acid targets using chemiluminescent probes. J. Am. Chem. Soc., 133: 14637-14648.
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  87. Smith, K., M.D. Ajarim and G.A. El-Hiti, 2010. Regioselective nitration of deactivated aromatics using acyl nitrates over reusable acidic zeolite catalysts. Catal. Lett., 134: 270-278.
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  88. Smith, K., G.A. El-Hiti, A.S. Hegazy, A. Fekri and B.M. Kariuki, 2010. Variation in sites of lithiation of substituted N-benzylpivalamides and N'-benzyl-N,N- dimethylureas: application in synthesi. Arkivoc, 2009: 266-300.
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  89. Smith, K., G.A. El-Hiti, A.S. Hegazy and A. Fekri, 2010. A simple and convenient high yielding synthesis of substituted isoindolines. Heterocycles, 80: 941-956.
    CrossRef  |  
  90. Smith, K., G.A. El-Hiti and A.S. Hegazy, 2010. One-pot synthesis of substituted isoindolin-1-ones via lithiation and substitution of N'-benzyl- N,N-dimethylureas. Chem. Commun., 46: 2790-2792.
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  91. Smith, K., G.A. El-Hiti and A.S. Hegazy, 2010. Lateral lithiation of N'-(2-methylbenzyl)-N,N-dimethylurea and N-(2-methylbenzyl)pivalamide: synthesis of tetrahydroisoquinoline. Synth., 8: 1371-1380.
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  92. Metwally, M.A., M.E. Khalifa and G.A. El-Hiti, 2010. Recent trends in the chemistry of aminobenzo[b]thiophenes. J. Sulfur Chem., 31: 205-229.
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  93. Metwally, M.A., B.F. Abdel-Wahab and G.A. El-Hiti, 2010. 2-Acetylbenzofurans: synthesis, reactions and applications. Curr. Org. Chem., 14: 48-64.
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  94. Smith, K., M.D. Ajarim, G.A. El-Hiti and C. Peters, 2009. Catalytic mononitration of phenol using iso-propyl nitrate over acidic zeolite catalysts. Top. Catal., 52: 1696-1700.
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  95. Smith, K., G.A. El-Hiti, I. Matthews, M. Al-Shamali and T. Watson, 2009. Rearrangement of epoxides to allylic alcohols in the presence of reusable basic resins. Catal. Lett., 128: 101-105.
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  96. Smith, K., G.A. El-Hiti and A.S. Hegazy, 2009. Unexpected variations in sites of lithiation of N-(2-methoxybenzyl)pivalamide. Synlett, 14: 2242-2244.
    CrossRef  |  Direct Link  |  
  97. Metwally, M.A., S. Shaaban, B.F. Abdel-Wahab and G.A. El-Hiti, 2009. 3-acetylindoles: Synthesis, reactions and biological activities. Curr. Org. Chem., 13: 1475-1496.
    CrossRef  |  
  98. Abdel-Megeed, M.F., M.M. Azaam and G.A. El-Hiti, 2007. 3-Arylazo-2-thioxo-2,3-dihydro-1H-quinazolin-4-ones as azodisperse dyes for dyeing polyester fabrics. Monatsh. Chem., 138: 153-156.
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  99. Smith, K., G.A. El-Hiti and M. Al-Shamali, 2006. Rearrangement of epoxides to carbonyl compounds in the presence of reusable acidic zeolite catalysts under mild conditions. Catal. Lett., 109: 77-82.
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  100. Smith, K., C.H. Liu and G.A. El-Hiti, 2006. A novel supported Katsuki-type (salen)Mn complex for asymmetric epoxidation. Org. Biomol. Chem., 4: 917-927.
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  101. Smith, K., S. Liu and G.A. El-Hiti, 2005. Regioselective mononitration of simple aromatic compounds under mild conditions in ionic liquid. Ind. Eng. Chem. Res., 44: 8611-8615.
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  102. Smith, K., G.A. El-Hiti and A.S. Hegazy, 2005. Addition of alkyllithiums to 3H-quinazoline-4-thione and substituted quinazoline derivatives; application in synthesis. J. Sulfur Chem., 26: 121-129.
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  103. Smith, K., G.A. El-Hiti and A.S. Hegazy, 2005. A Simple and convenient procedure for lithiation and side-chain substitution of 2-alkyl-4- methylsulfanylquinazolines and 2-alkyl-4-methoxyquinazolines. Synth., 17: 2951-2961.
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  104. Smith, K., C.H. Liu, G.A. El-Hiti, G.S. Kang and E. Jones et al., 2005. An extensive study of bromination of cis,trans,trans-1,5,9-cyclododecatriene; product structures and conformations. Org. Biomol. Chem., 3: 1880-1892.
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  105. El-Hiti, G.A. and M.F. Abdel-Megeed, 2005. Synthesis of glycosides containing quinazolin-4(3H)-one ring system. HeteroCycles, 65: 3007-3041.
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  106. Smith, K., S. Lock, G.A. El-Hiti, M. Wada and N. Miyoshi, 2004. A convenient procedure for bismuth-mediated Barbier-type allylation of aldehydes in water containing fluoride ions. Org. Biomol. Chem., 2: 935-938.
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  107. Smith, K., S. Liu and G.A. El-Hiti, 2004. 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., 98: 95-101.
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  108. Smith, K., G.M. Ewart, G.A. El-Hiti and K.R. Randles, 2004. Study of regioselective methanesulfonylation of simple aromatics with methanesulfonic anhydride in the presence of reusable zeolite catalysts. Org. Biomol. Chem., 2: 3150-3154.
    CrossRef  |  Direct Link  |  
  109. Smith, K., G.A. El-Hiti and M.F. Abdel-Megeed, 2004. Regioselective lithiation of chiral 3-acylamino-2-alkylquinazolin-4(3H)-ones: application in synthesis. Synth., 13: 2121-2130.
    CrossRef  |  Direct Link  |  
  110. Smith, K. and G.A. El-Hiti, 2004. Regioselective control of electrophilic aromatic substitution reactions. Curr. Org. Synth., 1: 253-274.
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  111. El-Hiti, G.A., 2004. Application of organolithium in organic synthesis: a convenient synthesis of more complex 6-substituted 3H-quinzolin-4-ones. Monatsh. Chem., 135: 323-331.
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  112. Smith, K., S.D. Roberts and G.A. El-Hiti, 2003. Study of regioselective dialkylation of naphthalene in the presence of reusable zeolite catalysts. Org. Biomol. Chem., 1: 1552-1559.
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  113. Smith, K., G.A. El-Hiti, A.J. Jayne and M. Butters, 2003. Acylation of aromatic ethers over solid acid catalysts: scope of the reaction with more complex acylating agents. Org. Biomol. Chem., 1: 2321-2325.
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  114. Smith, K., G.A. El-Hiti, A.J. Jayne and M. Butters, 2003. 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., 1: 1560-1564.
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  115. Smith, K., G.A. El-Hiti and S.A. Mahgoub, 2003. Lithiation and side-chain substitution of 3-alkyl-1H-quinoxalin-2-ones. Synth., 15: 2345-2348.
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  116. Smith, K., G.A. El-Hiti and M.F. Abdel-Megeed, 2003. Unexpected products from carbonylation of lithiated quinazolin-4(3H)-one derivatives. Russ. J. Org. Chem., 39: 430-435.
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  117. Smith, K., G.A. El-Hiti and A.C. Hawes, 2003. Carbonylation of doubly lithiated N'-aryl-N,N-dimethylureas: a novel approach to isatins via intramolecular trapping of acyllithium. Synth., 13: 2047-2047.
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  118. El-Hiti, G.A., 2003. A convenient procedure for the formation of 2-substituted thiazolopyridines. Monatsh. Chem., 134: 837-841.
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  119. El-Brollosy, N.R., M.F. Abdel-Megeed, G.A. El-Hiti and A.R. Genady, 2003. Synthesis of some novel N-glycosyl amines from aminoquinazolin-4(3H)-one derivatives. Afinidad, 59: 199-205.
    Direct Link  |  
  120. Smith, K. and G.A. El-Hiti, 2002. 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., 2: 5-6.
    Direct Link  |  
  121. El-Hiti, G.A., M.F. Abdel-Megeed and T.M. Zied, 2002. Synthesis and reactions of some 3-aryl-2-thioxoquinazolin-4(3H)-ones Indian J. Chem., 41: 1519-1522.
    Direct Link  |  
  122. El-Hiti, G.A., 2001. The recent advances in the synthesis of sulfonic acids. Sulfur Rep., 22: 217-250.
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  123. Abdel-Megeed, M.F., G.A. El-Hiti and T.M. Zied, 2001. Synthesis of some hydrazones and osazones containing bromoquinazolines as biologically active compounds. Delta J. Sci., 25: 32-387.
    Direct Link  |  
  124. Smith, K., G.A. El-Hiti, M.E.W. Hammond, D. Bahzad, Z. Li and C. Siquet, 2000. 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: 2745-2752.
    CrossRef  |  Direct Link  |  
  125. El-Hiti, G.A., 2000. Synthesis of substituted quinazolin-4(3H)-ones and quinazolines via directed lithiation Heterocycles. HeteroCycles, 53: 1839-1868.
    CrossRef  |  Direct Link  |  
  126. El-Hiti, G.A., 2000. Novel sugar (quinazolin-4-yl)hydrazones and dihydrazones (osazones) as potential antimicrobial agents. Alex. J. Pharm. Sci., 14: 37-40.
    Direct Link  |  
  127. Abdel-Megeed, M.F., G.A. El-Hiti, M.A. Abdo and M.A. Saleh, 2000. A convenient synthesis of novel N-glycosides of 3-(aminophenyl)-4(3H)-quinazolinone derivatives. Rev. Roum. Chim., 45: 545-553.
    Direct Link  |  
  128. Smith, K., G.A. El-Hiti, M.F. Abdel-Megeed and M.A. Abdo, 1999. Convenient synthesis of more complex 2-substituted 4(3H)-quinazolinones via lithiation of 2-alkyl-4(3H)-quinazolinones. Collect. Czech. Chem. Commun., 64: 515-526.
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  129. Smith, K., G.A. El-Hiti, G.J. Pritchard and A. Hamilton, 1999. Carbonylation of various organolithium reagents. A novel approach to heterocycles via intramolecular trapping of aromatic acyllithiu. J. Chem. Soc., Perkin Trans., 1: 2299-2303.
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  130. Smith, K., G.A. El-Hiti, D. Hou and G.A. DeBoos, 1999. Preparation and use of sterically hindered organoditripylhydroborates and their polystyrene derivatives for the diastereoselective reduction of ketones J. Chem. Soc., Perkin Trans., 1: 2807-2812.
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  131. Smith, K., G.A. El-Hiti and A.P. Shukla, 1999. Variation in site of lithiation with ring substituent of N'-aryl-N,N-dimethylureas; application in synthesis. J. Chem. Soc., Perkin Trans., 1: 2305-2313.
    CrossRef  |  Direct Link  |  
  132. El-Hiti, G.A., S.A. Mahgoub, M.F. Abdel-Megeed and Y.A. Mahmoud, 1999. Synthesis and biological activities of novel (3-methylquinoxalin-2-yl) hydrazones and osazones of aldoses. Delta J. Sci., 23: 117-130.
    Direct Link  |  
  133. El-Hiti, G.A., 1999. Proton nuclear magnetic resonance spectroscopy: significant barriers to rotation about N-N bonds in 3-acylaminoquinazolin-4(3H)-one derivative. Spectroscopy Lett., 32: 671-677.
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  134. Abdel-Megeed, M.F., G.A. El-Hiti, M.A. Saleh, M.A. Abdo and S.E. Awadalla, 1999. A convenient synthesis of novel hydrazones and osazones of 2-hydrazino-3-phenyl-4(3H)- quinazolinone. Rev. Roum. Chim., 44: 67-76.
    Direct Link  |  
  135. Abdel-Megeed, M.F., G.A. El-Hiti, H.A. Ibrahim, and R.M. Issa, 1999. Mass spectral fragmentation patterns of benzilic and mandelic acid hydrazides and their arylidene derivatives. Delta J. Sci., 23: 104-116.
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  136. Abdel-Megeed, M.F., G.A. El-Hiti and A. Teniou, 1999. The action of methylmagnesium iodide on 6-bromo-2-phenyl-4H-3,1-benzoxazinone and its 4(3H)-quinazolinones Delta J. Sci., 23: 131-137.
    Direct Link  |  
  137. Smith, K., G.A. El-Hiti and A. Hamilton, 1998. Unexpected formation of substituted anilides via reactions of trifluoroacetanilides with lithium reagentS. J. Chem. Soc., Perkin Trans., 1: 4041-4042.
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  138. El-Shora, A.I. and G.A. El-Hiti, 1998. Crystal and molecular structure of 3-amino-2-(4-methylphenylamino)quinazolin-4(3H)-one. Egypt. J. Solids, 21: 163-170.
    Direct Link  |  
  139. El-Shora, A.I. and G.A. El-Hiti, 1998. Crystal and molecular structure of 2-hydrazino-3-methylquinoxaline. Egypt. J. Solids, 21: 111-117.
    Direct Link  |  
  140. El-Segaii, A.A., G.A. El-Hiti, A.M. El Assal and S.M. Sayyah, 1997. Two organometallic compounds for improving the properties of acrylic resin. Cairo Dent. J., 13: 43-49.
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  141. El-Hiti, G.A., 1997. 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., 70: 2209-2213.
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  142. Smith, K., G.A. El-Hiti, M.F. Abdel-Megeed and M.A. Abdo, 1996. 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., 61: 647-655.
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  143. Smith, K., G.A. El-Hiti, M.F. Abdel-Megeed and M.A. Abdo, 1996. Lithiation of 2-alkyl-3-amino- and 2-alkyl-3-(methylamino)-4(3H)-quinazolinones. J. Org. Chem., 61: 656-661.
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  144. Smith, K., G.A. El-Hiti, M.A. Abdo and M.F. Abdel-Megeed, 1995. Regiospecific electrophilic substitution of aminoquinazolinones: directed lithiation of 3-(pivaloylamino)- and 3-(acetylamino)-2-methylquinazolin-4(3H)-one. J. Chem. Soc., 1: 1029-1033.
    CrossRef  |  Direct Link  |  
  145. Abdo, M.A., M.F. Abdel-Megeed, M.A. Saleh and G.A. El-Hiti, 1995. Reaction of 6-substituted 3-amino-2-aryl-4(3H)-quinazolinones with D-glucose and D-galactose. Polish J. Chem., 69: 583-590.
    Direct Link  |  
  146. Abdel-Megeed, M.F., Y.L. Aly, M.A. Saleh, I.M. Abdo, G.A. El-Hiti and K. Smith, 1995. Novel one-pot procedure for the preparation of 3-substituted 2-thioxo-4(3H)-quinazolinones. Sulfur Lett., 19: 129-140.
    Direct Link  |  
  147. Abdel-Megeed, M.F., M.A. Saleh, M.A. Abdo and G.A. El-Hiti, 1995. Reaction of 6-substituted 3-amino-2-phenyl-4(3H)-quinazolinones with D-ribose and L-arabinose. Collect. Czech. Chem. Commun., 60: 1016-1025.
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  148. Smith, K. and G.A. El-Hiti, 1625. Regioselective electrophilic aromatic substitution reactions over reusable zeolites. Curr. Org. Chem., 10: 1603-1625.
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