申请人:Bristol-Myers Company
公开号:US04155912A1
公开(公告)日:1979-05-22
There is described the preparation of novel 2-penem-3-carboxylic acid compounds having the formula ##STR1## and easily cleavable esters and carboxylic acid salts thereof. The compounds of formula I, particularly the dextrorotatory isomers thereof, are potent antibacterial agents or are of use as intermediates in the preparation of such agents.
描述了制备新型2-青霉烷-3-羧酸化合物的方法,其化学式为##STR1##以及易于水解的酯和羧酸盐。式I的化合物,特别是它们的右旋异构体,是有效的抗菌剂,或者可用作制备这种药剂的中间体。