CAS 876-92-6 1-phenyl-1H-pyrazol-5(4H)-one (HCID 4351114)

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Basic information

CAS: 876-92-6
Standard SMILES: O=C1CC=NN1c1ccccc1
InChIKey: FTCOWMWIZNVSPP-UHFFFAOYSA-N
Molecular formula: C9H8N2O
Average molar mass: 160.176 g/mol
Monoisotopic mass: 160.06366288

Names & identifiers

Preferred name: 1-phenyl-1H-pyrazol-5(4H)-one
IUPAC: 2-Phenyl-2,4-dihydro-3H-pyrazol-3-one
English name: 2-Phenyl-2H-pyrazole-3(4H)-one
Molecular formula: C9H8N2O
Molecular weight: 160.17

Names & synonyms

Edaravone Impurity 401-Phenyl-5-pyrazolone1-Phenyl-2-pyrazolin-5-one1-Phenyl-2-pyrazoline-5-one1-phenyl-1H-pyrazol-5(4H)-one2-Phenyl-2H-pyrazole-3(4H)-one1-Phenyl-1H-pyrazole-5(4H)-one2,4-Dihydro-2-phenyl-3H-pyrazol-3-one2-Phenyl-2,4-dihydro-3H-pyrazol-3-one3H-Pyrazol-3-one, 2,4-dihydro-2-phenyl-

Database identifiers

CAS: 876-92-6
PubChem CID: 4351114
DTXSID: DTXSID20402249
Nikkaji: J79.999H

Properties

Physicochemical properties

Melting point: 118 °C · 118 °C
Boiling point: 261.8 · 261.8±23.0 °C(Predicted)
Density: 1.2 · 1.20±0.1 g/cm3(Predicted)
pka: 2.13 · 2.13±0.50(Predicted)
Symbol(GHS): 7 · GHS07
Signal word: Warning
Hazard statements: 302 · H302
Precautionary statements: 280 · P280-P305+P351+P338

Safety & regulation

Safety data

Signal word: Warning
Symbol(GHS): GHS07
Hazard statements: H302
Precautionary statements: P280-P305+P351+P338

Chemistry & industry

Upstream & downstream products

Upstream raw materials

1H-Pyrazole-4-carboxylic acid, 2,5-dihydro-5-oxo-1-phenyl-, ethyl ester 5-Oxo-1-phenyl-4,5-dihydro-1H-pyrazole-4-carboxylic acid ethyl ester

Suppliers9 total

南京爱珂医药科技有限公司025-58395930 · [email protected]

南京凯莫森医药科技有限公司18114022054; 18114022054

南京药诚医药科技有限公司025-57043319 15261831516

药明览博(武汉)化学科技有限公司022-59987777 13552403979 · [email protected]

河南阿尔法化工有限公司0371-55055611 18137792234 · [email protected]

Related reactions

1 records

New reaction record

HRID 1289835As reactantuspto-grants-1998_05

Compound notes

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