申请人:Syntex U.S.A. Inc.
公开号:US05716954A1
公开(公告)日:1998-02-10
Benzo or pyridopyridazinones and pyridazinthiones of the formula ##STR1## wherein: X and Y are nitrogen or carbon, provided that at least one is carbon, and Z is oxygen or sulfur; R.sup.1 is hydrogen, lower alkyl, aryl, aralkyl, heterocyclo, heterocyclo lower-alkyl, heteroaryl, or heteroaralkyl; R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are independently selected from hydrogen, lower alkyl, halo, carboxy, alkoxycarbonyl, carbamoyl, lower-alkyl carbonyl, halocarbonyl, thiomethyl, trifluoromethyl, cyano or nitro; or a pharmaceutically acceptable ester, ether or salt thereof, have been found to be useful as an anti-inflammatory, antasthmatic, immunosuppressive, anti-allograft rejection, anti-graft-vs-host rejection, autoimmune disease or analgetic agent(s).
苯并吡啶并吡啉酮和吡啉硫酮的化学式为##STR1##其中:X和Y为氮或碳,至少一个为碳,Z为氧或硫;R.sup.1为氢、低烷基、芳基、芳基烷基、杂环烷基、杂环低烷基、杂环芳基或杂环芳基烷基;R.sup.2、R.sup.3、R.sup.4、R.sup.5和R.sup.6独立选择自氢、低烷基、卤素、羧基、烷氧羰基、氨基甲酰基、低烷基羰基、卤代羰基、硫甲基、三氟甲基、氰基或硝基;或其药学上可接受的酯、醚或盐已被发现可用作抗炎、抗哮喘、免疫抑制、抗移植排斥、抗移植宿主排斥、自身免疫疾病或镇痛剂。