Synonyms: USAF K-2602;NSC 5837;1-(4,8-Disulfo-1-naphthyl)-2-thio-4,4,6-trimethyl dihydropyrimidine;2(1H)-Pyrimidinethione, 3,4-dihydro-1-(4,8-disulfo-1-naphthyl)-4,4,6-trimethyl-;6281-68-1;NSC5837;AC1MHX19;NSC-5837;1-(4,4,6-trimethyl dihydropyrimidine;LS-135609;1, 4-(2-mercapto-4,4,6-trimethyl-1(4H)-pyrimidinyl)-;1,5-Naphthalenedisulfonic acid, 4-(2-mercapto-4,4,6-trimethyl-1(4H)-pyrimidinyl)-;1,5-Naphthalenedisulfonic acid, 4-(2-mercapto-4,4,6-trimethyl-1(4H)-pyrimidinyl)- (9CI);2(1H)-Pyrimidinethione,4-dihydro-1-(4,8-disulfo-1-naphthyl)-4,4,6-trimethyl-;4-(4,6,6-trimethyl-2-sulfanylidene-1H-pyrimidin-3-yl)naphthalene-1,5-disulfonic acid