A method for conveniently preparing 2,2-dichloro-12-(4-chlorophenyl)-10-hydroxydodecanoic acid useful as an active ingredient of therapeutic agents for diseases such as diabetes at a high yield, which comprises the step of reacting a compound represented by the following general formula (A):
wherein X represents a halogen atom, and a compound represented by the following general formula (B): CHCl
2
COOR
1
wherein R
1
represents hydrogen atom or a protective group of carboxyl group, to prepare a compound represented by the following general formula (C):
wherein R
1
has the same meaning as that defined above.
CARBOXYLIC ACID COMPOUND AND MEDICINE CONTAINING THE SAME
申请人:Kowa Company Ltd.
公开号:EP1627866A1
公开(公告)日:2006-02-22
A compound represented by the following general formula (1), a salt thereof, or an ester thereof:
wherein m represents an integer of 0 to 4, n represents an integer of 5 to 9, and W represents -CH(OR)- (wherein R represents hydrogen atom or a protective group of hydroxyl group) or -C(=O)-, which has reducing actions of blood glucose, plasma insulin, and triglyceride, and is useful for preventive and/or therapeutic treatment of diabetes, complications of diabetes, hyperlipemia and others.
由以下通式(1)代表的化合物、其盐或其酯:
其中 m 代表 0 至 4 的整数,n 代表 5 至 9 的整数,W 代表 -CH(OR)-(其中 R 代表氢原子或羟基保护基团)或 -C(=O)-,具有降低血糖、血浆胰岛素和甘油三酯的作用,可用于预防和/或治疗糖尿病、糖尿病并发症、高脂血症等。
US7109242B2
申请人:——
公开号:US7109242B2
公开(公告)日:2006-09-19
METHOD FOR PRODUCING CARBOXYLIC ACID COMPOUND
申请人:Kowa Company, Ltd.
公开号:EP2003112A1
公开(公告)日:2008-12-17
A method for conveniently preparing 2,2-dichloro-12-(4-chlorophenyl)-10-hydroxydodecanoic acid useful as an active ingredient of therapeutic agents for diseases such as diabetes at a high yield, which comprises the step of reacting a compound represented by the following general formula (A):
wherein X represents a halogen atom, and a compound represented by the following general formula (B): CHCl2COOR1 wherein R1 represents hydrogen atom or a protective group of carboxyl group, to prepare a compound represented by the following general formula (C):
wherein R1 has the same meaning as that defined above.