申请人:——
公开号:US20040116708A1
公开(公告)日:2004-06-17
The present invention provides a novel carboxylic acid derivative, a salt thereof or a hydrate of them which is useful as an insulin sensitizer, and a medicament comprising the derivative as the effective ingredient. More specifically, it provides a carboxylic acid compound represented by the formula (I), a salt thereof or a hydrate of them.
1
In the formula, Ar represents a 6- to 14-membered aromatic ring group which may have at least one substituent; R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
and R
8
are the same as or different from each other and each represents a hydrogen atom, a halogen atom, a hydroxyl group, a C
1-6
alkyl group or a C
1-6
alkoxy group; X represents an oxygen atom or a methylene group; Y represents a group represented by the formula (II) or (III):
2
(wherein Z represents a group represented by the formula (IV):
3
(wherein R
9
, R
10
, R
11
and R
12
are the same as or different from each other and each represents a hydrogen atom, a halogen atom, a hydroxyl group, a C
1-6
alkyl group or a C
1-6
alkoxy group)); m is 0 or 1; and n is 0 or 1.
本发明提供了一种新的羧酸衍生物,其盐或水合物可用作胰岛素增敏剂,并提供了一种以该衍生物为有效成分的药物。更具体地,本发明提供了一种由式(I)表示的羧酸化合物,其盐或水合物。在式中,Ar表示一个有6至14个成员的芳香环基团,该基团可以具有至少一个取代基;R1,R2,R3,R4,R5,R6,R7和R8相同或不同,每个表示氢原子,卤素原子,羟基,C1-6烷基或C1-6烷氧基;X表示氧原子或亚甲基;Y表示由式(II)或(III)表示的基团:其中Z表示由式(IV)表示的基团:其中R9,R10,R11和R12相同或不同,每个表示氢原子,卤素原子,羟基,C1-6烷基或C1-6烷氧基);m为0或1;n为0或1。