申请人:Beecham Group Limited
公开号:US04278686A1
公开(公告)日:1981-07-14
The present invention provides antibiotic compounds of the formula: ##STR1## and salts and cleavable esters thereof wherein X is a SCH.sub.2 CH.sub.2 NH.sub.2 or YNH-COCH.sub.3 group where Y is a SCH.sub.2 CH.sub.2, trans --SO--CH.dbd.-- or cis or trans --S--CH.dbd.CH-- group and R is a lower alkyl, aryl, aralkyl, lower alkenyl, or substituted lower alkyl.
本发明提供了化合物的抗生素,其化学式为:##STR1##和其盐和可水解酯,其中X是SCH.sub.2 CH.sub.2 NH.sub.2或YNH-COCH.sub.3基团,其中Y是SCH.sub.2 CH.sub.2,trans -SO-CH.dbd.-或cis或trans -S-CH.dbd.CH-基团,R是较低的烷基,芳基,芳基烷基,较低的烯基或取代较低的烷基。