Hafez M. El‐Shaaer

Synthesis, antimicrobial activity and bleaching effect of some reaction products of 4-oxo-4H-benzopyran-3-carboxaldehydes with aminobenzothiazoles and hydrazides

Hafez M. El‐Shaaer, P. Foltínová, Margita Lácová et al. · Il Farmaco · 1998 · 94 citations

Natural Sciences, Chemistry, Bioorganic Chemistry +2

Synthesis of Bioactive 4-Oxo-4<i>H</i>-Chromenes Bearing Heterocyclic Systems from Hydrazonecarbodithioic Acid and Thiocarbohydrazone

Tarik E. Ali, Salah A. Abdel‐Aziz, Hafez M. El‐Shaaer et al. · Phosphorus, sulfur, and silicon and the related elements · 2008 · 28 citations

Natural Sciences, Chemistry, Medicinal Chemistry +15

A facile route to phenyl, phenylsulfanyl and phenylselanyl substituted pyrano[3,2-c]chromenes

Margita Lácová, Renata Gašparová, Pavol Koiš et al. · Tetrahedron · 2009 · 23 citations

Natural Sciences, Chemistry, Organic Chemistry +8

Synthesis and <i>in vitro</i> antimicrobial, antioxidant, and antiproliferative activities of some new pyrano[2,3-c]pyrazoles containing 1,2-azaphospholes, 1,3,2-diazaphosphinines and phosphonate moieties

Tarik E. Ali, Mohammed A. Assiri, Hafez M. El‐Shaaer et al. · Synthetic Communications · 2021 · 23 citations

Medicine, Medicinal Chemistry, Pharmacology +12

FUSED CYANOPYRIMIDINES: PART II SYNTHESIS AND REACTIONS OF FUSED CYANOPYRIMIDINE DERIVATIVES AS AFFECTING ENZYMATIC AGENTS

Salah A. Abdel‐Aziz, Hassan A. Allimony, Hafez M. El‐Shaaer et al. · Phosphorus, sulfur, and silicon and the related elements · 1996 · 21 citations

Natural Sciences, Chemistry, Medicinal Chemistry +12