ETHYL 4-(4-BROMOPHENYL)-4-OXOBUTYRATE; 4-(4-BROMO-PHENYL)-4-OXO-BUTYRIC ACID ETHYL ESTER; Benzenebutanoic acid, 4-broMo-g-oxo-, ethyl ester; Ethyl 4-(4-broMophenyl)-4-oxobutanoate; -4-oxobutanoate; Ethyl 4-(4-bromophenyl);