Synonym
4-chloro-6,7-bis(2-methoxyethoxy)quinazoline|4-Chloro-6,7-di(2-methoxyethoxy) quinazoline;|6,7-Bis(2-methoxyethoxy)-4-chloroquinazoline;|Erlotinib Chloro Impurity|Erlotinib Chloro Impurity ; 4-Chloro-6,7-bis (2-methoxyethoxy)-quinazoline ;|Erlotinib Chloro Impurity;|PF-508367; CP-335963; M