| Identification | ||
| Name | 3-Methyl-2-pyrazolin-5-one | |
| Synonyms | 5-Methyl-2,4-dihydro-pyrazol-3-one | |
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| Molecular Structure |
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| Molecular Formula | C4H6N2O | |
| Molecular Weight | 98.10 | |
| CAS Registry Number | 108-26-9 | |
| EINECS | 203-565-3 | |
| Properties | ||
| Melting point | 220-224 ºC | |