申请人:FARMITALIA CARLO ERBA S.r.l.
公开号:EP0440887A1
公开(公告)日:1991-08-14
The present invention relates to a new process for the preparation of Erbstatin and Erbstatin analogs, which can be represented by the following formula (I)
wherein
R is hydrogen, a lower alkyl or a lower alkanoyl group;
n is an integer of 1 to 3;
A is -CH=CH- or -CH₂-CH₂-;
R₁ is hydrogen or a lower alkyl group, and
R₂ is a hydrogen or halogen atom,
本发明涉及一种制备厄布司他汀和厄布司他汀类似物的新工艺,其可由下式(I)表示
其中
R 是氢、低级烷基或低级烷酰基;
n 是 1 至 3 的整数;
A 是-CH=CH-或-CH₂-CH₂-;
R₁ 是氢或低级烷基,以及
R₂ 是氢原子或卤素原子、