申请人:Sumitomo Chemical Company, Limited
公开号:US03945995A1
公开(公告)日:1976-03-23
Penicillins of the formula: ##SPC1## Wherein R is an unsubstituted phenyl group or a substituted phenyl group having one or more hydroxyl groups or a cyclohexadienyl group and A represents a monocyclic or polycyclic nitrogen-containing heterocyclic aromatic ring, which are useful as antimicrobial agents having a broad antimicrobial spectrum against gram-positive and gram-negative bacteria including Pseudomonas and can be produced advantageously from the phenacyl ester of 6-aminopenicillanic acid through a series of steps.
公式为:##SPC1##,其中R是未取代的苯基或具有一个或多个羟基的取代苯基,或是环己二烯基;A代表单环或多环的含氮杂环芳香环,这些化合物可作为广谱抗菌剂,对革兰氏阳性和阴性细菌包括假单胞菌具有广泛的抗菌谱,可以优势地从6-氨基青霉素酸的苯乙酰酯经过一系列步骤生产。