| 摘要 |
<p>The present application relates to quinazoline compounds of formula (I) or their medical salts, in which the definitions of R1 Q1 Q2 m n are illuminated as description. It also relates to preparation process and medical compositions containing the effective dosage of compounds of formula (I) or their salts. It is found that the compounds of formula (I) or their salts can treat cellular proliferative disease such as cancer by inhibiting epidermal growth factor receptor protein of cell surface.</p> |
