CAS: 67-52-7 Molecular Formula: C4H4N2O3 Molecular Weight (g/mol): 128.09 MDL Number: MFCD00006666 InChI Key: HNYOPLTXPVRDBG-UHFFFAOYSA-N Synonym: barbituric acid,malonylurea,2,4,6 1h,3h,5h-pyrimidinetrione,6-hydroxyuracil,pyrimidinetrione,2,4,6-trihydroxypyrimidine,2,4,6-pyrimidinetrione,pyrimidine-2,4,6 1h,3h,5h-trione,barbiturate,malonylharnstoff PubChem CID: 6211 ChEBI: CHEBI:16294 IUPAC Name: 1,3-diazinane-2,4,6-trione SMILES: O=C1CC(=O)NC(=O)N1