The invention concerns quinazoline derivatives of the formula: (I); wherein X
1
, Q
1
, Z, R
1
, R
2
, Y, a and m are as defined in the description, which are erbB tyrosine kinase inhibitors, particularly EGFR tyrosine kinase inhibitors. Also claimed are processes for their preparation; pharmaceutical compositions containing them; and their use as therapeutic agents in the treatment of erbB tyrosine kinase mediated diseases such as cancer.
本发明涉及公式(I)的
喹唑啉衍
生物;其中X1,Q1,Z,R1,R2,Y,a和m如描述中所定义,它们是erbB
酪氨酸激酶
抑制剂,特别是
EGFR
酪氨酸激酶
抑制剂。还声明了它们的制备方法;包含它们的药物组合物;以及它们作为治疗erbB
酪氨酸激酶介导的疾病,如癌症的治疗剂的用途。