申请人:SUNTORY KABUSHIKI KAISHA,
also known as SUNTORY LTD.
公开号:EP0273747A1
公开(公告)日:1988-07-06
Novel penem compounds of the formula,
wherein R is hydrogen or allyl, and A is an aliphatic 5- or 6- membered heterocyclic group having one or two oxygens in the ring and their pharmaceutically acceptable salts are produced from the compounds of the formula,
wherein A is as defined above and R1 and R2 are respective protective groups for hydroxyl and carboxyl groups, and Z is oxygen, triarylphosphino or trialkylphosphino. The compounds and their salts are useful as antibacterial agents.
新型青霉烯化合物(式中 R 为氢或烯丙基,A 为在环中具有一个或两个氧原子的脂肪族 5-或 6-成员杂环基团)及其药学上可接受的盐是由式中 A 如上定义,R1 和 R2 分别为羟基和羧基的保护基团,Z 为氧、三芳基膦或三烷基膦的化合物制得的。 这些化合物及其盐类可用作抗菌剂。