Process for production of optically active PPAR-activating compound and intermediate of the same
申请人:Kowa Co., Ltd.
公开号:US07790903B2
公开(公告)日:2010-09-07
A process for obtaining a compound (1) and an intermediate thereof in high yield and high optical yield is provided.
A process for producing a compound (4), the process including reacting a compound (2) with a compound (3) in the presence of a base; and a process for producing a compound (1), the process including reacting a compound (2) with a compound (3) in the presence of a base to yield a compound (4) and then deesterifying the compound (4).
wherein R represents an alkyl group having 1 to 6 carbon atoms or an aralkyl group having 7 to 8 carbon atoms.
提供了一种高产率和高光学产率制备化合物(1)及其中间体的方法。一种制备化合物(4)的方法,包括在碱的存在下将化合物(2)与化合物(3)反应;以及一种制备化合物(1)的方法,包括在碱的存在下将化合物(2)与化合物(3)反应以得到化合物(4),然后去酯化化合物(4)。其中,R代表具有1至6个碳原子的烷基或具有7至8个碳原子的芳基烷基。