申请人:FUJISAWA PHARMACEUTICAL CO., LTD.
公开号:EP0499196A1
公开(公告)日:1992-08-19
New compounds of the formula
in which
R²is hydroxy(lower)alkyl or protected hydroxy(lower)alkyl,
R³is hydrogen or lower alkyl,
R⁶is an organic group, and
Ris hydrogen, or certain groups,
and processes for preparing them. The invention also relates to industrially excellent processes for preparing carbapenem derivatives having the formula
in which
R¹is carboxy or protected carboxy,
R²is hydroxy(lower)alkyl or protected hydroxy(lower)alkyl,
R³is hydrogen or lower alkyl, and
R⁶is an organic group,
or salts thereof, which are useful as antimicrobial agents.
式的新化合物
其中
R² 是羟基(低级)烷基或受保护的羟基(低级)烷基、
R³ 是氢或低级烷基
R⁶ 是有机基团,和
是氢或某些基团、
以及制备它们的工艺。本发明还涉及制备具有以下式子的碳青霉烯衍生物的工业化优良工艺
其中
R¹为羧基或受保护的羧基、
R²为羟基(低级)烷基或受保护的羟基(低级)烷基、
R³ 是氢或低级烷基,以及
R⁶ 是有机基团、
或其盐类,可用作抗菌剂。