CAS 13315-23-6 4-Methyl-5-pyrazolone (HCID 98935)

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Basic information

CAS: 13315-23-6
Standard SMILES: CC1C=NNC1=O
InChIKey: GWYFIIHULJCWMO-UHFFFAOYSA-N
Molecular formula: C4H6N2O
Average molar mass: 98.105 g/mol
Monoisotopic mass: 98.04801281

Names & identifiers

Preferred name: 4-Methyl-5-pyrazolone
IUPAC: 4-Methyl-2,4-dihydro-3H-pyrazol-3-one
English name: 4-Methyl-2-pyrazolin-5-one
Molecular formula: C4H6N2O
Molecular weight: 98.1

Names & synonyms

4-Methyl-1,2-dihydro-3H-pyrazol-3-one4-Methyl-2-pyrazolin-5-one4-Methyl-1H-pyrazol-5(4H)-one4-METHYL-2-PYRAZOLIN-5-ONE 98%4-Methyl-2-pyrazolin-5-one,98%4-methyl-1,4-dihydropyrazol-5-one4-Methyl-2-pyrazolin-5-one, HPLC 98%2,4-Dihydro-4-methyl-3H-pyrazol-3-one3H-Pyrazol-3-one, 2,4-dihydro-4-methyl-

Database identifiers

CAS: 13315-23-6
PubChem CID: 98935
DTXSID: DTXSID901314730
EC Number: 236-346-6
Nikkaji: J213.833F

Properties

Physicochemical properties

Melting point: 230 · 230-232 °C (dec.) (lit.)
Boiling point: 183.6 °C · 183.6°C (rough estimate)
Density: 1.189 · 1.1890 (rough estimate)
refractive index: 1.4327 · 1.4327 (estimate)
InChI: 1S/C4H6N2O/c1-3-2-5-6-4(3)7/h2-3H,1H3,(H,6,7)
InChIKey: GWYFIIHULJCWMO-UHFFFAOYSA-N
SMILES: CC1C=NNC1=O
UNSPSC Code: 12352100 · 12352100
NACRES: 22 · NA.22
Symbol(GHS): 7 · GHS07
Signal word: Warning
Hazard statements: 315 · H315-H319-H335
Precautionary statements: 261 · P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs: Respiratory system
Hazard Codes: Xi
Risk Statements: 36 · 36/37/38
Safety Statements: 26 · 26
WGK Germany: 3 · 3
Storage Class: 11 · 11 - Combustible Solids
Hazard Classifications: 2 Skin · Eye Irrit. 2Skin Irrit. 2STOT SE 3

Safety & regulation

Safety data

wgk: 3
risk_code: 36/37/38
Signal word: Warning
Symbol(GHS): GHS07
hazard_code: Xi
safety_code: 26
Storage Class: 11 - Combustible Solids
target organs: Respiratory system
Hazard statements: H315-H319-H335
Hazard Classifications: Eye Irrit. 2Skin Irrit. 2STOT SE 3
Precautionary statements: P261-P264-P271-P280-P302+P352-P305+P351+P338

Chemistry & industry

Applications

Uses4-Methyl-2-pyrazolin-5-one may be used in chemical synthesis.

Suppliers14 total

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上海瀚鸿科技股份有限公司021-54306202 13764082696 · [email protected]

赛纳斯特化学（欢迎点击联系）021-60343070

Related reactions

1 records

New reaction record

HRID 1786250As reactantuspto-grants-2009_03

Compound notes

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