1-methyl-3-trifluoromethyl-2-pyrazolin-5-one

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Names

[ CAS No. ]:
1481-02-3

[ Name ]:
1-methyl-3-trifluoromethyl-2-pyrazolin-5-one

[Synonym ]:
1-methyl-3-trifluoromethyl-4H-pyrazol-5-one
MFCD00051654
1-METHYL-3-TRIFLUOROMETHYL-2-PYRAZOLIN-5-ONE
2-methyl-5-trifluoromethyl-2,4-dihydro-pyrazol-3-one

Chemical & Physical Properties

[ Density]:
1.5 g/cm3

[ Boiling Point ]:
101.6ºC at 760 mmHg

[ Melting Point ]:
178 °C

[ Molecular Formula ]:
C5H5F3N2O

[ Molecular Weight ]:
166.10100

[ Flash Point ]:
15.3ºC

[ Exact Mass ]:
166.03500

[ PSA ]:
32.67000

[ LogP ]:
0.14030

[ Vapour Pressure ]:
0.029mmHg at 25°C

[ Index of Refraction ]:
1.53

Safety Information

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
25

[ Safety Phrases ]:
S22-S24/25

[ HS Code ]:
2933199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl trifluoroacetoacetate
  • monomethylhydrazine

DownStream

  • BUTTPARK 99\18-37
  • 5-chloro-1-methyl-3-(trifluoromethyl)pyrazole-4-carboxaldehyde
  • 5-Chloro-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid

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%

Related Compounds

  • 3,3'-([1,1':4',1''-Terphenyl]-2',5'-diyl)bis(2-(4-(diphenylamino)phenyl)acrylonitrile)
  • 2-Methoxy-N-methyl-5-(trifluoromethyl)benzamide
  • Spiro[bicyclo[2.2.1]heptane-2,3'-pyrrolidine]-2'-one
  • N2-ethyl-N2-propylpyridine-2,4,5-triamine
  • 2,6-dichloro-1H-1,3-benzodiazole hydrochloride
  • tert-butyl N-[(1-cyanocyclobutyl)methyl]carbamate
  • 5-Ethyl-4-iodo-1,2-oxazole
  • 4-ethynyl-5-methyl-2H-1,2,3-triazole
  • 1,1-Difluoro-N-methylpropan-2-amine;hydrochloride
  • 4-bromo-N-methyl-3-nitrobenzene-1-sulfonamide
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