申请人:American Home Products Corporation
公开号:US20020032198A1
公开(公告)日:2002-03-14
This invention concerns the treatment of smooth muscle spasticity or excess muscle contraction such as urge urinary incontinence with a compound of the formula
1
wherein:
R
1
and R
2
are independently straight chain alkyl of 1 to 6 carbon atoms, branched alkyl of 3 to 6 carbons atoms, or cycloalkyl of 3 to 6 carbons atoms where R
2
may be substituted by F, Cl, Br, I, OH, NH
2
, cyano, C
1
-C
6
alkoxy, C
1
-C
6
alkylthio, COOH or COOC
1
-C
6
alkyl;
R
3
is an aryl or heteroaryl as defined herein, optionally substituted with 0 to 4 groups selected independently from C
1
-C
6
alkyl, C
1
-C
6
alkoxy, cyano, F, Cl, Br, C
1
-C
6
alkylthio, CO
2
R
1
, CONH
2
, OH, NH
2
, and NO
2
;
n is 0 or 1;
R
4
is a straight chain alkyl group of 1 to 10 carbons atoms, a branched alkyl of 3 to 10 carbons, or a cycloalkyl of 3 to 10 carbons;
and all crystalline forms and the pharmaceutically acceptable salts thereof.
本发明涉及使用式1中的化合物治疗平滑肌痉挛或肌肉过度收缩,如切勿憋尿等。其中:R1和R2独立地为1至6个碳原子的直链烷基,3至6个碳原子的支链烷基或3至6个碳原子的环烷基,其中R2可以被F、Cl、Br、I、OH、NH2、氰基、C1-C6烷氧基、C1-C6烷基硫基、COOH或COOC1-C6烷基取代;R3是如下所定义的芳基或杂环芳基,可选地取代0至4个独立选择的基团,所述基团选自C1-C6烷基、C1-C6烷氧基、氰基、F、Cl、Br、C1-C6烷基硫基、CO2R1、CONH2、OH、NH2和NO2;n为0或1;R4为1至10个碳原子的直链烷基,3至10个碳原子的支链烷基或3至10个碳原子的环烷基;以及所有结晶形式和其药学上可接受的盐。