Quinolizinone compound, processes for preparation thereof and pharmaceutical composition comprising the same
申请人:FUJISAWA PHARMACEUTICAL CO., LTD.
公开号:EP0157346A2
公开(公告)日:1985-10-09
A compound of the formula:
wherein
R1 is carboxy, amidated carboxy, cyano, thiocarbamoyl or tetrazolyl group;
R7 is hydrogen or aryl;
R2 is hydrogen, hydroxy, lower alkyl or lower alkoxy;
R3 is hydrogen, hydroxyl, lower alkyl, lower alkoxy, lower alkenyloxy, aryl which may have suitable substituent(s), arylthio, aroyl, ar(lower)alkyl, arenesulfonyl, arylamino which may have a suitable substituent or aryloxy; and
R2 and R3 can be located at any place on the quinolizinone ring and can be linked together to form -CH2CH2CH2-, -CH = CH- or -CH = CH-CH = CH-; and pharmaceutically acceptable salts thereof, processes for preparing them and pharmaceutical compositions comprising them in association with the pharmaceutically acceptable, substantially non-toxic carrier or excipient.
式中的化合物:
式中
R1 是羧基、酰胺化羧基、氰基、硫代氨基甲酰基或四唑基;
R7 是氢或芳基
R2 是氢、羟基、低级烷基或低级烷氧基
R3 是氢、羟基、低级烷基、低级烷氧基、低级烯氧基、可具有适当取代基的 芳基、芳硫基、芳基、芳(低)烷基、芳磺酰基、可具有适当取代基的芳氨基 或芳氧基;以及
R2和R3可位于喹嗪酮环上的任何位置,并可连接在一起形成-CH2CH2CH2-、-CH=CH-或-CH=CH-CH=CH-;以及它们的药学上可接受的盐、它们的制备工艺和包含它们与药学上可接受的、基本上无毒的载体或赋形剂的药物组合物。