申请人:BEECHAM GROUP PLC
公开号:EP0060077A1
公开(公告)日:1982-09-15
The present invention provides a compound of the formula (I):
or a pharmaceutically acceptable salt or an ester thereof wherein R' and R2 each represent a hydrogen atom or an organic group bonded via a carbon atom to the carbapenem ring, R3 and R4 each represent an organic group bonded via a carbon atom to the carbapenem ring, or R3 and R4 are joined so as to form together with the carbon atom to which they are attached an optionally substituted C3-7 cycloalkyl or optionally substituted heterocyclyl ring, and R5 is a hydrogen atom, a group SH, or a group S(O)nR6 wherein n is zero or one and R6 is an organic group bonded via a carbon atom to the sulphur atom; excluding benzyl 4,4-dimethyl-7-oxo-1-azabicyclo[3.2.0.]hept-2-ene-2-carboxylate. These compounds are useful as antibacterial agents.
本发明提供了式(I)化合物:
或其药学上可接受的盐或酯 其中 R' 和 R2 各自代表氢原子或通过碳原子与碳青霉烯环结合的有机基团,R3 和 R4 各自代表通过碳原子与碳青霉烯环结合的有机基团、或 R3 和 R4 连接在一起,与所连接的碳原子一起形成任选取代的 C3-7 环烷基或任选取代的杂环,且 R5 是氢原子、基团 SH 或基团 S(O)nR6,其中 n 为 0 或 1,且 R6 是通过碳原子与硫原子键合的有机基团;不包括 4,4-二甲基-7-氧代-1-氮杂双环[3.2.0.]hept-2-ene-2-carboxylate.这些化合物可用作抗菌剂。