3-(Trifluoromethyl)-1H-pyrazol-5(4H)-one

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Names

[ CAS No. ]:
401-73-0

[ Name ]:
3-(Trifluoromethyl)-1H-pyrazol-5(4H)-one

[Synonym ]:
3-(Trifluoromethyl)-2-pyrazolin-5-one

Chemical & Physical Properties

[ Density]:
1.7 g/cm3

[ Melting Point ]:
214-217ºC

[ Molecular Formula ]:
C4H3F3N2O

[ Molecular Weight ]:
152.07500

[ Exact Mass ]:
152.02000

[ PSA ]:
41.46000

[ LogP ]:
0.18900

MSDS

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Safety Information

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
26-36/37/39

[ HS Code ]:
2933199090

Synthetic Route

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Precursor & DownStream

Precursor

  • Ethyl trifluoroacetoacetate

DownStream

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-m-tolyl-3-(trifluoromethyl)-1H-pyrazol-5(4H)-one
  • 1-o-tolyl-3-(trifluoromethyl)-1H-pyrazol-5(4H)-one
  • 1-(4-fluorophenyl)-3-(trifluoromethyl)-1H-pyrazol-5(4H)-one
  • (Z)-4-(2-PHENYLHYDRAZONO)-3-(TRIFLUOROMETHYL)-1H-PYRAZOL-5(4H)-ONE
  • (z)-1-phenyl-4-(2-phenylhydrazono)-3-(trifluoromethyl)-1h-pyrazol-5(4h)-one
  • (Z)-4-(2-(4-CHLOROPHENYL)HYDRAZONO)-3-(TRIFLUOROMETHYL)-1H-PYRAZOL-5(4H)-ONE