.beta.-Antipyrine 1-Phenyl-2,3-dimethyl-5-pyrazolone 1-Phenyl-2,3-dimethylpyrazole-5-one 2,3-Dimethyl-1-phenyl-3-pyrazolin-5-one 2,3-Dimethyl-1-phenyl-5-pyrazolone 3-Antipyrine 3H-Pyrazol-3-one, 1,2-dihydro-1,5-dimethyl-2-phenyl- 60-80-0 Analgesine Anodynin Anodynine Antipirin Antipyrin Antipyrine Apirelina Auralgan Azophen Azophene Dimethyloxychinizin Dimethyloxyquinazine Fenazone Methozin NSC7945 Oxydimethylquinazine Oxydimethylquinizine Parodyne Phenazon Phenazone Phenazone (pharmaceutical) Phenazonum Phenozone Phenylon Phenylone Pyrazophyl Sedatin Sedatine WLN: T5NNVJ A1 BR& E1 component of Auralgan