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Tag: Selenacephem

Biochemical Study of Some New Cephems and Selenacephems Based on 6H-1,3-Thiazines and 6H-1,3-selenazines

Posted on April 1, 2022May 22, 2022 By admin
Biochemical Study of Some New Cephems and Selenacephems Based on 6H-1,3-Thiazines and 6H-1,3-selenazines

Several new and know 6-(4-substituted phenyl)-4-(4-substituted phenyl)-2-phenyl-6H-1,3-thiazine (or selenazine) (Z4B7, Z4D5, Z4B7′ and Z4D5′) were prepared by the 1,4-Michael addition reaction of chalcone derivatives with thiobenzamide or phenylselenocarboxamide in basic medium (where the chalcones was formed by Claisen-Schimidt condensation of aromatic aldehydes with 4-substituted acetophenone in presence of sodium hydroxide)…

Biomedicine and Chemical Sciences, Publications, Vol. 1 No. 2 (2022)

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