Synonyms: 5H-thiazolo[3,2-a]pyrimidine-6-carboxylic acid, 2-[(4-bromophenyl)methylene]-2,3-dihydro-7-methyl-3-oxo-5-(2-thienyl)-, ethyl ester, (2E)-;Ethyl (2E)-2-(4-bromobenzylidene)-7-methyl-3-oxo-5-(2-thienyl)-2,3-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate