3(4H)-Quinazolineacetic acid, 6-bromo-2-methyl-4-oxo-, ethyl ester 40889-47-2 5-24-03-00203 (Beilstein Handbook Reference) 6-Bromo-2-methyl-4-oxo-3(4H)-quinazolineacetic acid ethyl ester BRN 0891280