1-(3-Nitrophenyl)-2-thio-4,4,6-trimethyl dihydropyrimidine 1-(3-Nitrophenyl)-4,4,6-trimethyl-1H,4H-pyrimidine-2-thiol 2(1H)-Pyrimidinethione, 3,4-dihydro-1-(m-nitrophenyl)-4,4,6-trimethyl- 2(1H)-Pyrimidinethione, 3,4-dihydro-4,4,6-trimethyl-1-(3-nitrophenyl)- (9CI) 37489-52-4 NSC 49831 USAF K-1352