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

  • 1-phenyl-3-(trifluoromethyl)-2-pyrazolin-5-one
  • 1-methyl-3-n-propyl-2-pyrazolin-5-one
  • 3H-Pyrazol-3-one,2,4-dihydro-2-methyl-5-phenyl-
  • 1-methyl-3-(trifluoromethyl)-2,4,5,6-tetrahydropyrazolo[3,4-b]pyridine
  • 1-methyl-3-phenyl-2-sulfanylidene-quinazolin-4-one
  • 1-Methyl-3-phenyl-1H-pyrazol-5-ol
  • N-[3-[methyl(1-methyl-4-nitro-1h-pyrazol-5-yl)amino]propyl]carbamic acid 1,1-dimethylethyl ester
  • Benzenesulfonamide,4-(4-oxo-3(4h)-quinazolinyl)-
  • 4-(o-tolyl)-1H-1,2,3-triazole-5-carboxylic acid
  • tert-butyl 3,5-diiodo-L-tyrosinate
  • 5-[4-[2-[2,5-Diethyl-4-methyl-6-oxo-1,6-dihydro-1-pyrimidinyl]ethoxy]phenyl methylene]thiazolidine-2,4-dione
  • 3-Hydroxy-6-methoxy-1-benzofuran-2-carboxylic acid
  • 3,3-Dimethyl-5-(2,2,3-trimethyl-3-cyclopenten-1-yl)-4-penten-2-one
  • 2-(3,4-Difluorophenyl)propan-1-ol
  • 1H-Benzimidazole, 2-(1,1-difluoroethyl)-
  • 2-[(1S,2R)-2-phenylcyclopropyl]acetic acid