The invention concerns quinazoline derivatives of the Formula (I); wherein each of R
1
, R
2
, W, X
1
, X
2
, Z, a and b are as defined in the description; processes for their preparation; pharmaceutical compositions containing them and their use in the manufacture of a medicament for providing an anti-proliferative effect. The quinazoline derivatives of Formula (I) are expected to be useful in the treatment of diseases such as certain cancers mediated by erbB receptor tyrosine kinases, particularly EGFR tyrosine kinase.
该发明涉及式(I)的
喹唑啉衍
生物;其中R1,R2,W,X1,X2,Z,a和b的定义如描述中所述;它们的制备过程;含有它们的药物组合物及其用于制造提供抗增殖效应的药物的用途。预计式(I)的
喹唑啉衍
生物可用于治疗由erbB受体
酪氨酸激酶介导的某些癌症等疾病,特别是
EGFR
酪氨酸激酶。