The present invention relates to novel quinoline derivatives and quinazoline derivatives represented by the following formula (I): ##STR1## [wherein R.sub.1 and R.sub.2 are each independently H or C.sub.1 -C.sub.4 -alkyl, or R.sub.1 and R.sub.2 together form C.sub.1 -C.sub.3 -alkylene, X is O, S or CH.sub.2, W is CH or N, and Q is a substituted aryl group or substituted heteroaryl group] and their pharmaceutically acceptable salts, having platelet-derived growth factor receptor autophosphorylation inhibitory activity, to pharmaceutical compositions containing these compounds, and to methods for the treatment of diseases associated with abnormal cell growth such as tumors.
本发明涉及一种新型
喹啉衍
生物和喹嗪衍
生物,其由以下式子(I)所表示:##STR1## [其中R.sub.1和R.sub.2各自独立地为H或C.sub.1-C.sub.4-烷基,或者R.sub.1和R.sub.2共同形成C.sub.1-C.sub.3-亚烷基,X为O、S或CH.sub.2,W为CH或N,Q为取代芳基或取代杂环芳基]及其药学上可接受的盐,具有血小板源性生长因子受体自
磷酸化抑制活性,以及含有这些化合物的制药组合物,以及用于治疗与异常细胞生长相关的疾病,如肿瘤的方法。