申请人:Ciba-Geigy Corporation
公开号:US04616007A1
公开(公告)日:1986-10-07
2-heterocyclythio-lower alkyl-2-penem compounds of the formula ##STR1## in which R.sub.1 represents hydrogen or methyl, R.sub.2 represents an optionally protected hydroxy group, R.sub.3 represents carboxy or protected carboxy R.sub.3 ', R.sub.4 represents an unsaturated monocyclic heterocyclyl radical that is bonded via a ring carbon atom to the sulphur atom, and m is 2, 3 or 4, and salts of such compounds of the formula I that have a salt-forming group, optical isomers of compounds of the formula I and mixtures of these optical isomers, possess antibiotic properties. The compounds are manufactured according to processes known per se.
公式为##STR1##的2-杂环硫代低烷基-2-青霉素类化合物,其中R.sub.1代表氢或甲基,R.sub.2代表一个可选择保护的羟基,R.sub.3代表羧基或保护的羧基R.sub.3',R.sub.4代表通过环碳原子与硫原子键合的不饱和单环杂环基团,m为2、3或4,以及具有形成盐的基团的公式I的这种化合物的盐,公式I的化合物的光学异构体以及这些光学异构体的混合物,具有抗生素性质。这些化合物是根据已知的工艺制造的。