(1,2,3)Oxadiazolo(5,4-d)pyrimidin-5(4H)-one 2,4(1H,3H)-Pyrimidinedione, 5-diazo- (9CI) 2,4(3H,5H)-Pyrimidinedione, 5-diazo- 2,4-Diossi-5-diazopirimidina [Italian] 2,6-Dioxo-5-diazopyrimidine 2435-76-9 3240-69-5 5-Diazo-2,4(1H,3H)-pyrimidinedione 5-Diazopyrimidine-2,4(3H)-dione 5-Diazouracil 5-Diazouracil (VAN) AI3-50857 CCRIS 6839 Diazouracil EINECS 219-427-0 NSC 23519 Uracil, 5-diazo- Uracil, 5-diazo- (VAN) (8CI)