The present invention relates to new compounds of formula ##STR1## wherein A is a bicyclic ring chosen from naphthalene, tetrahydronaphthalene, quinoline, isoquinoline and indole. B is a R.sup.2 substituted benzene ring or an unsubstituted pyridine or thiophene ring; R is hydrogen, C.sub.1 -C.sub.6 alkyl, halogen, nitro, cyano, carboxy or a group NR.sup.3 R.sup.4 wherein each of R.sup.3 and R.sup.4 is independently hydrogen or C.sub.1 -C.sub.6 alkyl; R.sup.1 is hydrogen, C.sub.1 -C.sub.6 alkyl or C.sub.1 -C.sub.6 alkanoyl; R.sup.2 is hydrogen, C.sub.1 -C.sub.6 alkyl, halogen, nitro, cyano, carboxy, hydroxy, C.sub.1 -C.sub.6 alkoxy, C.sub.1 -C.sub.6 alkanoyloxy or a group NR.sup.3 R.sup.4 wherein R.sup.3 and R.sup.4 are as defined above; n is zero or an integer of 1 to 2; x is zero or an integer of 1 to 5; and the pharmaceutically acceptable salts thereof. The compounds of the invention are useful as tyrosine kinase inhibitors.
本发明涉及公式##STR1##的新化合物,其中A是从
萘、四氢
萘、
喹啉、
异喹啉和
吲哚中选择的双环环;B是R.sup.2取代的苯环或未取代的
吡啶或
噻吩环;R是氢、C.sub.1-C.sub.6烷基、卤素、硝基、
氰基、羧基或基团NR.sup.3R.sup.4,其中R.sup.3和R.sup.4中的每一个独立地是氢或C.sub.1-C.sub.6烷基;R.sup.1是氢、C.sub.1-C.sub.6烷基或C.sub.1-C.sub.6烷酰基;R.sup.2是氢、C.sub.1-C.sub.6烷基、卤素、硝基、
氰基、羧基、羟基、C.sub.1-C.sub.6烷氧基、C.sub.1-C.sub.6烷酰氧基或基团NR.sup.3R.sup.4,其中R.sup.3和R.sup.4如上定义;n为零或1至2的整数;x为零或1至5的整数;以及其药学上可接受的盐。本发明的化合物可用作
酪氨酸激酶
抑制剂。