1,2,3,5-Tetrahydro-1-methyl-5-oxo-2-phenylimidazo(1,2-a)pyrimidine-6-carboxylic acid 1-Methyl-2-phenyl-5(1H)-oxo-2,3-dihydroimidazo(1,2-a)pyrimidine-6-carboxylic acid 141234-27-7 Imidazo(1,2-a)pyrimidine-6-carboxylic acid, 1,2,3,5-tetrahydro-1-methyl-5-oxo-2-phenyl-