1,1'-(4-Methyl-1,3-phenylene)bis(3,4-dihydro-4,4,6-trimethyl-2(1H)-pyrimidinethione) 1-Methyl-2,4-phenylene bis-1,1'-(2-thio-4,4,6-trimethyl dihydropyrimidine) 2(1H)-Pyrimidinethione, 1,1'-(4-methyl-1,3-phenylene)bis(3,4-dihydro-4,4,6-trimethyl- 63690-23-3 NSC 49836 USAF K-1360