2,4(1H,3H)-Pyrimidinedione, 6-amino- 4-Amino-2,6-dihydroxylpyrimidine 4-Amino-2,6-dihydroxypyrimidine 4-Amino-2,6-dioxypyrimidine 4-Amino-2,6-pyrimidinediol 4-Aminouracil 56-07-5 6-Amino-2,4-dihydroxypyrimidine 6-Amino-2,4-pyrimidinediol 6-Aminouracil 873-83-6 AI3-17659 Cytosine, 6-hydroxy- EINECS 212-854-3 NSC 15919 NSC 7367 Uracil, 6-amino- Uracil, 6-amino- (VAN) (8CI)