1-(p-Carboxyphenyl)-2-mercapto-4,4,6-trimethyl-1,4-dihydropyrimidine 4-(3,4-Dihydro-4,4,6-trimethyl-2-thioxo-1(2H)-pyrimidinyl)benzoic acid 68072-55-9 Benzoic acid, 4-(3,4-dihydro-4,4,6-trimethyl-2-thioxo-1(2H)-pyrimidinyl)- EINECS 268-349-3