2,4(1H,3H)-Pyrimidinedione, dihydro-5-methyl- (9CI) 5,6-Dihydro-5-methyluracil 5,6-Dihydrothymine 5-Methyl-5,6-dihydrouracil 696-04-8 AI3-25480 Dihydrothymine EINECS 211-787-7 Hydrouracil, 5-methyl- (8CI) NSC 44131