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ChemicalBook--->CAS DataBase List--->137-45-1

137-45-1

137-45-1 Structure

137-45-1 Structure
IdentificationBack Directory
[Name]

3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-
[CAS]

137-45-1
[Synonyms]

NSC 520837
3-Pyrazolone
Pyrazol-5-ol
Pyrazol-3-ol
3H-pyrazol-3-one
1H-Pyrazol-3-one
3-Hydroxypyrazole
4-Pyrazolin-3-one
1,2-dihydropyrazol-3-on
1,2-dihydropyrazol-3-one
1H pyrazole-3 (2H) - ketone
1,2-Dihydro-3H-pyrazol-3-one
3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-
[Molecular Formula]

C3H4N2O
[MDL Number]

MFCD00629300
[MOL File]

137-45-1.mol
[Molecular Weight]

84.08
Chemical PropertiesBack Directory
[Melting point ]

160-162 °C
[density ]

1.191±0.06 g/cm3(Predicted)
[storage temp. ]

Sealed in dry,2-8°C
[form ]

solid
[pka]

9.00±0.70(Predicted)
[color ]

Pale yellow
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H332-H335
[Precautionary statements ]

P261-P280-P305+P351+P338
[HS Code ]

2933199090
Spectrum DetailBack Directory
[Spectrum Detail]

3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-(137-45-1)1HNMR
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