abstract |
The present invention relates to the anhydrous and hydrate forms of N- (3-ethynylphenyl)-6,7-bis (2-methoxyethoxy)4-quinazolinamine mesylate. The invention also relates to pharmaceutical compositions containing N- (3-ethynylphenyl)-6,7- bis(2-methoxyethoxy) -4-quinazolinamine mesylate and to methods of treating hyperproliferative disorders, such as cancer, by administering N- (3-ethynylphenyl)-6,7- bis(2-methoxyethoxy)-4- quinazolinamine mesylate. |