| 1,5-Dimethyl1-2-phenyl-3-pyrazolone |
| Phena-zone |
| 1-Pheny-1-2,3-dimethylpyrazolone-[5],1,2-Di-hydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one |
| 3-Dimethyl-1-p |
| 1,5-Dimethyl-2-phenyl-3-pyrazolone |
| 1,2-dihydro-1,5-dimethyl-2-phenyl-3h-pyrazol-3-one |
| 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 |
| 1,2-dihydro-1,5-dimethyl-2-phenyl-3h-pyrazol-3-on |
| analgesine |
| anodynin |
| anodynine |
| antipirin |
| antipyrin |
| antipyrine |
| apirelina |
| azophen |
| azophene |
| dimethyloxychinizin |
| dimethyloxyquinazine |
| fenazon |
| fenazone |
| methozin |
| oxydimethylquinazine |
| parodyne |
| phenazone (pharmaceutical) |
| phenazonum |
| phenozone |
| phenylon |
| phenylone |
| pyrazophyl |
| sedatin |
| sedatine |
| 1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one |