申请人:Pfizer Limited
公开号:EP0432898A2
公开(公告)日:1991-06-19
The invention provides the substantially optically pure 2(S)- stereoisomeric form of compounds of the formulae:-
and the salts thereof, together with processes for their preparation. The compounds are intermediates for the preparation of antihypertensive agents.
本发明提供基本光学纯度为 2(S)-立体异构体的式-化合物及其盐类,以及它们的制备方法。
及其盐类,以及它们的制备工艺。这些化合物是制备降压药的中间体。