H. El-Subbagh

Publications124
h-index25
Citations2,201
Highly Influential Citations35
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Synthesis and biological evaluation of certain α, β-unsaturated ketones and their corresponding fused pyridines as antiviral and cytotoxic agents
A new series of 3,5-bis(arylidene)-4-piperidones, as chalcone analogues carrying variety of aryl and heteroaryl groups, pyrazolo[4,3-c]pyridines, pyrido[4,3-d]pyrimidines, and pyrido[3,2-c]pyridines,… Expand
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Synthesis, dihydrofolate reductase inhibition, antitumor testing, and molecular modeling study of some new 4(3H)-quinazolinone analogs.
In order to produce potent new leads for anticancer drugs, a new series of quinazoline analogs was designed to resemble methotrexate (MTX, 1) structure features and fitted with functional groups… Expand
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Synthesis and biological evaluation of some novel cyclic-imides as hypoglycaemic, anti-hyperlipidemic agents.
Certain new halogenated cyclic-imides related to N-substituted phthalimide moiety were synthesized. Spacers of one or two carbon atom distances were inserted to connect the N-terminus of the… Expand
  • 35
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Substituted quinazolines, part 3. Synthesis, in vitro antitumor activity and molecular modeling study of certain 2-thieno-4(3H)-quinazolinone analogs.
The synthesis of some new 2-thieno-4(3H)-quinazolinone derivatives and their biological evaluation as antitumor agents using the National Cancer Institute (NCI) disease oriented antitumor screen… Expand
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Substituted thiazoles V. synthesis and antitumor activity of novel thiazolo[2,3-b]quinazoline and pyrido[4,3-d]thiazolo[3,2-a]pyrimidine analogues.
A novel series of thiazolo[2,3-b]quinazoline (14-23, 26 and 27), and pyrido[4,3-d]thiazolo[3,2-a]pyrimidine (34-43, 45 and 46) analogues were designed and synthesized. The obtained compounds were… Expand
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Synthesis, antimicrobial and antiviral evaluation of certain thienopyrimidine derivatives
Summary A series of 2-substituted amino-3-aminocyclopenteno or cyclohexeno[ b ]thieno[2,3- d ]-3,4-dihydropyrimidin-4-ones has been synthesized by reacting the corresponding thioureido derivatives… Expand
  • 55
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Non-classical antifolates. Part 2: synthesis, biological evaluation, and molecular modeling study of some new 2,6-substituted-quinazolin-4-ones.
A new series of 2,6-substituted-quinazolin-4-ones was designed, synthesized, and evaluated for their in vitro DHFR inhibition, antimicrobial, and antitumor activities. Compounds 22, 33-37, 39-43, and… Expand
  • 114
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Nonclassical antifolates, part 4. 5-(2-aminothiazol-4-yl)-4-phenyl-4H-1,2,4-triazole-3-thiols as a new class of DHFR inhibitors: synthesis, biological evaluation and molecular modeling study.
A new series of compounds possessing 5-(2-aminothiazol-4-yl)-4-phenyl-4H-1,2,4-triazole-3-thiol skeleton was designed, synthesized, and evaluated for their in vitro DHFR inhibition, antimicrobial,… Expand
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2,4-Disubstituted thiazoles II. A novel class of antitumor agents, synthesis and biological evaluation
Summary A series of 2,4-disubstituted thiazole derivatives bearing N-n-butyl or N-cyclohexylthioureido synthon at position 2 and N-substituted thiosemicarbazone moiety at position 4 have been… Expand
  • 75
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5-Substituted-2-thiohydantoin analogs as a novel class of antitumor agents
Certain series of 2-thiohydantoin derivatives, carrying various substituents at position 5 such as 5-bromo-2-thienylmethylene, 5-(2-carboxyphenylthio)-2-thienylmethylene and… Expand
  • 71
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