Similar names: Phenazone; Propyphenazone Imp. A (EP); 3H-Pyrazol-3-one, 1,2-dihydro-1,5-dimethyl-2-phenyl- (9CI, ACI); 1,2-Dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one (ACI); Antipyrine (8CI); 1,5-Dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one; 1,5-Dimethyl-2-phenyl-1,2-dihydropyrazol-3-one; 1,5-Dimethyl-2-phenyl-1H-pyrazol-3(2H)-one; 1,5-Dimethyl-2-phenyl-2,3-dihydro-1H-pyrazol-3-one; 1,5-Dimethyl-2-phenylpyrazol-3-one; 1-Phenyl-2,3-dimethyl-5-pyrazolone; 2,3-Dimethyl-1-phenyl-3-pyrazolin-5-one; 2,3-Dimethyl-1-phenyl-5-pyrazolone; Analgesin; Analgesine; Anodynin; Anodynine; Antipirin; Antipyrin; Apirelina; Azophen; Azophene; Dentigoa N; Dimethyloxychinizin; Dimethyloxyquinazine; Eu-Med mono; Fenazone; MeSH ID: D000983; Methozin; NSC 7945; Oxydimethylquinazine; Parodyne; Phenazon; Phenazone (pharmaceutical); Phenylon; Phenylone; Pyrazophyl; Sedatin; Sedatine