申请人:Merck & Co., Inc.
公开号:US04696923A1
公开(公告)日:1987-09-29
Disclosed are antibiotic 6-[1-hydroxyethyl]-2-SR.sup.8 -1-methyl-1-carbadethiapen-2-em-3-carboxylic acids and their pharmaceutically acceptable salts and esters (I): ##STR1## wherein: R.sup.8 is ##STR2## and ##STR3## wherein: R.sup.8 is ##STR4## and wherein n and m are independently selected from 0, 1, 2, 3, 4 and 5; X is --NR; and Y is --R, or --NRR; and wherein R is independently selected from hydrogen, alkyl, alkenyl, alkynyl, (having 1-6 carbon atoms); cycloalkyl and cycloalkenyl (having 3-6 carbon atoms); and heterocyclyl, heteroaryl (having 3-6 ring atoms, one or more of which is N, O or S).
揭示了抗生素6-[1-羟乙基]-2-SR.sup.8-1-甲基-1-卡巴德硫丙烯-2-烯-3-羧酸及其药用可接受的盐和酯(I):其中:R.sup.8是##STR2##和##STR3##其中:R.sup.8是##STR4##其中n和m分别选自0、1、2、3、4和5;X是--NR;Y是--R,或--NRR;其中R独立选择自氢、烷基、烯基、炔基(具有1-6个碳原子);环烷基和环烯基(具有3-6个碳原子);和杂环烷基、杂芳基(具有3-6个环原子,其中一个或多个是N、O或S)。