申请人:AVENTIS PHARMA DEUTSCHLAND GMBH
公开号:US20040192956A1
公开(公告)日:2004-09-30
A process is described for preparing compounds of formula (I)
1
where R is H, optionally halogen-substituted alkyl, cycloalkyl, aryl, alkyl-aryl or heteroaryl, and, in alkyl and cycloalkyl, one or more CH
2
groups may be replaced by —O—. The compounds of the formula (I) are valuable intermediates in the synthesis of PPAR agonists.
本发明提供了一种制备式(I)1化合物的方法,其中R为H,可选取卤代烷基、环烷基、芳基、烷基-芳基或杂环芳基,且在烷基和环烷基中,一个或多个CH2基可以被—O—所取代。式(I)化合物是合成PPAR激动剂的有价值的中间体。