申请人:SmithKline Beckman Intercredit B.V.
公开号:US05089504A1
公开(公告)日:1992-02-18
Substituted 4-aminoquinazoline derivatives of the formula: ##STR1## in which R.sup.1 is hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkoxyC.sub.1-6 alkyl, C.sub.3-6 cycloalkyl, C.sub.3-6 cycloalkylC.sub.1-6 alkyl, phenylC.sub.1-6 alkyl, the phenyl group being optionally substituted; R.sup.2 is hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, amino, C.sub.1-6 alkylthio, halogen, cyano, hydroxy, carbamoyl, carboxy, C.sub.1-6 alkanoyl or trifluoromethyl; m is 1 to 3; p is 0 to 4; R.sup.3 is COR.sup.4 ; R.sup.4 is hydroxy, C.sub.1-6 alkoxy, or NR.sup.5 R.sup.6 ; R.sup.5 and R.sup.6 are each hydrogen or C.sub.1-6 alkyl or together with the nitrogen atom to which they are attached form a heterocyclic ring; and R.sup.7 is hydrogen, C.sub.1-6 alkoxy or C.sub.1-6 alkyl; or a salt thereof.
公式为:##STR1##其中R.sup.1是氢,C.sub.1-6烷基,C.sub.1-6烷氧基,C.sub.1-6烷氧基C.sub.1-6烷基,C.sub.3-6环烷基,C.sub.3-6环烷基C.sub.1-6烷基,苯基C.sub.1-6烷基,苯基可以选择性地被取代;R.sup.2是氢,C.sub.1-6烷基,C.sub.1-6烷氧基,氨基,C.sub.1-6烷基硫基,卤素,氰基,羟基,氨甲酰基,羧基,C.sub.1-6烷酰基或三氟甲基;m为1至3;p为0至4;R.sup.3是COR.sup.4;R.sup.4是羟基,C.sub.1-6烷氧基或NR.sup.5 R.sup.6;R.sup.5和R.sup.6分别是氢或C.sub.1-6烷基,或者与它们连接的氮原子一起形成杂环环;R.sup.7是氢,C.sub.1-6烷氧基或C.sub.1-6烷基;或其盐。