Erlotinib ou un sel ou polymorph de celui-ci pharmaceutiquement acceptable, en particulier le sel hydrochlorure (TARCEVA)

摘要

The invention relates to certain 4-(substitutedphenylamino)quinazoline derivatives of formula (I), their produgs and pharmaceutically acceptable salts wherein R<1>, R<2>, R<3>, R<4>, m and n are described in said formula. The compounds of formula (1), their produgs and pharmaceutically acceptable salts are useful for the treatment of hyperproliferative diseases.