申请人:Fujisawa Pharmaceutical Co., Ltd.
公开号:US04429126A1
公开(公告)日:1984-01-31
Quinazoline derivatives of the formulae: ##STR1## wherein A.sup.1 is ##STR2## A.sup.2 is ##STR3## R.sup.1 is hydrogen, carboxy or esterified carboxy, R.sub.a.sup.1 and R.sub.b.sup.1 are esterified carboxy, R.sup.2 and R.sup.3 are hydrogen, alkyl, halogen, nitro, amino, alkoxy, aryloxy, alkylthio, alkylpiperazinyl, acylamino or dialkylamino which may be substituted with hydroxy, R.sup.4 is hydrogen, alkyl, hydroxy, alkoxy, alkenyloxy, dialkylamino or 2,2-dialkoxycarbonylvinylamino R.sub.a.sup.4 is hydrogen, alkyl, hydroxy, alkoxy, alkenyloxy or dialkylamino, R.sup.5 is alkyl or alkenyl, and R.sup.6 is carboxy or esterified carboxy.
Quinazoline衍生物的化学式如下:##STR1## 其中A.sup.1是##STR2## A.sup.2是##STR3## R.sup.1是氢、羧基或酯化羧基,R.sub.a.sup.1和R.sub.b.sup.1是酯化羧基,R.sup.2和R.sup.3是氢、烷基、卤素、硝基、氨基、烷氧基、芳氧基、烷硫基、烷基哌嗪基、酰胺基或二烷基胺基,可能被羟基取代,R.sup.4是氢、烷基、羟基、烷氧基、烯烯氧基、二烷基胺基或2,2-二烷氧羰基乙烯氨基,R.sub.a.sup.4是氢、烷基、羟基、烷氧基、烯烯氧基或二烷基胺基,R.sup.5是烷基或烯烃基,R.sup.6是羧基或酯化羧基。