Synonym
;6,7-Bis(2-methoxyethoxy)quinazolin-4(3H)-one;|6,7-bis(2-methoxyethoxy)quinazolin-4(1H)-one|6,7-bis(2-methoxyethoxy)quinazolin-4(3H)-one|CP-380736;|CS-T-32397;CS-O-31359|Erlotinib Lactam Impurity|Erlotinib Lactam Impurity ; 6,7-bis (2-Methoxyethoxy)-quinazolin-4(3H)-one ;|Erlotinib Lactam Impurity; 6,7-Di(2-methoxyethoxy)-3,4-dihydroquinazolin-4-one