Document Type and Number:
Japanese Patent JPH0417944
Kind Code:
B2
Abstract:
A compound of the formula or its pharmaceutically acceptable salt:
wherein
R<1> is hydrogen, lower alkyl or lower alkoxylphenyl,
R<2> is hydrogen or lower alkyl,
R<3> and R<5> are each hydrogen, or together to form a bond for getting a group of the formula:
wherein R<4> and R<6> are each as defined below,
R<4> is lower alkyl,
R<6> is hydrogen or lower alkyl,
R<7> is hydrogen or a certain group, and
R<1><0> is hydrogen or lower alkyl which may have carboxy or esterified carboxy, processes for its preparation and pharmaceutical compositions containing it as an effective ingredient.
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Inventors:
OKAMOTO MASANORI
IWAMI MORITA
TAKASE SHIGEHIRO
UCHIDA ITSURO
UMEHARA KAZUYOSHI
KOSAKA MASANOBU
IMANAKA HIROSHI
IWAMI MORITA
TAKASE SHIGEHIRO
UCHIDA ITSURO
UMEHARA KAZUYOSHI
KOSAKA MASANOBU
IMANAKA HIROSHI
Application Number:
JP25968089A
Publication Date:
March 26, 1992
Filing Date:
October 04, 1989
Export Citation:
Assignee:
FUJISAWA PHARMACEUTICAL CO
International Classes:
C07D207/416; A61K31/00; A61K31/15; A61K31/16; A61K31/215; A61K31/26; A61K31/445; A61K31/495; A61P7/02; A61P9/08; A61P9/12; C07C43/23; C07C45/41; C07C57/03; C07C205/51; C07C233/02; C07C233/09; C07C233/20; C07C233/49; C07C235/28; C07C249/04; C07C251/32; C07C251/38; C07C251/40; C07C251/60; C07C255/10; C07C255/19; C07C255/23; C07C255/64; C07C291/12; C07D207/404; C07D295/18; C07D295/185; C07D207/40
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