申请人:Ratiopharm GmbH
公开号:EP1705175A1
公开(公告)日:2006-09-27
The present invention relates to a process for preparing C5 intermediates and their use in the preparation of pyrrole derivatives of a class that is effective at inhibiting the biosynthesis of cholesterol in humans, and more particularly to improved synthetic methods for preparing 3,5-dihydroxy-7-pyrrol-1-yl heptanoic acids from 1,4-diketo starting materials. The invention further relates to intermediates in this process
本发明涉及一种制备C5中间体并将其用于制备一类对人类胆固醇生物合成具有抑制作用的吡咯衍生物的方法,更具体地涉及从1,4-二酮起始物质改进的合成方法,用于制备3,5-二羟基-7-吡咯-1-基庚酸。该发明还涉及该过程中的中间体。