2,4-dihydro-3-methyl-2-phenethyl-3H-pyrazol-3-one

Modify Date: 2025-09-19 16:27:02

2,4-dihydro-3-methyl-2-phenethyl-3H-pyrazol-3-one Structure
2,4-dihydro-3-methyl-2-phenethyl-3H-pyrazol-3-one structure
Common Name 2,4-dihydro-3-methyl-2-phenethyl-3H-pyrazol-3-one
CAS Number 131-65-7 Molecular Weight 203.26000
Density 1.12g/cm3 Boiling Point 358.4ºC at 760mmHg
Molecular Formula C12H15N2O Melting Point N/A
MSDS N/A Flash Point 170.5ºC

 Names

Name 2-(2-ethylphenyl)-5-methyl-4H-pyrazol-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.12g/cm3
Boiling Point 358.4ºC at 760mmHg
Molecular Formula C12H15N2O
Molecular Weight 203.26000
Flash Point 170.5ºC
Exact Mass 203.11800
PSA 32.67000
LogP 1.33380
Vapour Pressure 2.56E-05mmHg at 25°C
Index of Refraction 1.584
InChIKey HKFAMUCGCCUZMC-UHFFFAOYSA-N
SMILES CCc1ccccc1N1N=C(C)CC1=O

 Safety Information

HS Code 2933199090

 Customs

HS Code 2933199090
Summary 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

EINECS 205-034-1
1-(o-Ethylphenyl)-3-methyl-2-pyrazolin-5-one
1-(2-Ethylphenyl)-3-methyl-2-pyrazolin-5-on
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