Browsing by Author Ammar, Y A

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Activated nitriles in heterocyclic chemistry: Facile synthesis and antimicrobial activity of some pyrimidine, pyrazolopyrimidine and pyrazolotriazine derivatives containing sulfonamido moietyAmmar, Y A; Saleh, N M; Micky, J A; Abbas, H A S; El-Gaby, M S AIJC-B Vol.43B(10) [October 2004]2203-2211
Novel synthesis and antimicrobial investigation of pyrazolo[1,5-a] pyrimidine and pyrazolotriazine containing piperidinyl sulfone moietySaleh, N M; Ammar, Y A; Micky, J A; Abbas, H A S; EL-Gaby, M S AIJC-B Vol.43B(10) [October 2004]2195-2202
Propionic acids in organic synthesis: Novel synthesis of benzimidazole, 3,1-benzoxazine, 3-aminoquinazoline and 3-aminothieno[2,3-d]pyrimidine derivatives containing 2-naphthyl propionyl moietyAl-Sehemi, Abdullah G M; El-Sharief, A M Sh; Ammar, Y AIJC-B Vol.45B(02) [February 2006]450-455
Some nucleophilic reactions with 6-benzoyl-2,3-dichloroquinoxaline: Synthesis of tetrazolo[l ,5-a]quinoxline, 2-methylidene-1,3-dithiolo[4,5-b]quinoxalines, quinoxalino[2,3-b ] quinoxalines and pyrazolo[1',5':1,2] imidazolo[4,5-b]quinoxalinesEl-Gaby, M S A; El-Sharief, A M Sh; Ammar, Y A; Mohamed, Y A; El-Salam, A A AbdIJC-B Vol.40B(03) [March 2001]195-200
Some reactions with quinoxaline-2,3-dicarboxylic acid anhydride: Novel synthesis of thieno[2,3-d]pyrimidines and pyrrolo [3,4-b]quinoxalines as antimicrobial agentsAmmar, Y A; Ismail, M M F; El-Gaby, M S A; Zahran, M AIJC-B Vol.41B(07) [July 2002]1486-1491
Synthesis of novel quinoxaline carboxylic acid derivatives for antimicrobial investigationEl-Gaby, M S A; Ismail, M M F; Ammar, Y A; Zahran, M A; Shmeiss, N A M MIJC-B Vol.41B(07) [July 2002]1480-1485