1,3-diazinane-2,4-dione hexahydropyrimidine-2,4-dione 5,6-dihydrouracil 504-07-4 AI3-50443 EINECS 207-982-1 DIHYDROPYRIMIDINE-2,4(1H,3H)-DIONE NSC 11867 ZINC00895228 FR-0140 CHEBI:15901 AIDS-081842 AIDS081842 3,4-DIHYDROURACIL NSC11867 Hydrouracil (8CI) DUC 2,4-Dioxotetrahydropyrimidine C03919 4,5-dihydrouracil DI-H-URACIL dihydrouracil A2439/0103396 2,4(1H,3H)-Pyrimidinedione, dihydro- 5,6-Dihydro-2,4-dihydroxypyrimidine C00429 Dihydrouracile Hydrouracil 2,4(1H,3H)-Pyrimidinedione, dihydro- (9CI) 5,6-Dihydro-2,4(1H,3H)-pyrimidinedione Hydrouracil (6CI,8CI) D7628_SIGMA