1-phenyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid

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Names

[ CAS No. ]:
98534-81-7

[ Name ]:
1-phenyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid

[Synonym ]:
MFCD00173854
1-phenyl-5-(trifluoromethyl)pyrazole-4-carboxylic acid

Chemical & Physical Properties

[ Density]:
1.338g/cm3

[ Boiling Point ]:
138.5ºC at 760mmHg

[ Melting Point ]:
134-138 °C(lit.)

[ Molecular Formula ]:
C11H7F3N2O2

[ Molecular Weight ]:
256.18100

[ Flash Point ]:
47.2ºC

[ Exact Mass ]:
256.04600

[ PSA ]:
55.12000

[ LogP ]:
2.58930

[ Index of Refraction ]:
1.448

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302-H312-H315-H319-H335

[ Precautionary Statements ]:
P261-P280-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xn: Harmful;Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36/37

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2933199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl 1-phenyl-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate
  • Carbon dioxide
  • 1-PHENYL-5-(TRIFLUOROMETHYL)-1H-PYRAZOLE
  • Phenylhydrazine
  • 3-[(Dimethylamino)methylene]-1,1,1,5,5,5-hexafluoro-2,4-pentanedi one
  • ethyl 3-ethoxy-2-(2,2,2-trifluoroacetyl)acrylate
  • Phenylhydrazine hydrochloride

DownStream

  • 1-Phenyl-5-(trifluoromethyl)pyrazole-4-carbonylchloride

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%