5-Methyl-1-phenylpyrazole-4-carboxylic Acid

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Names

[ CAS No. ]:
91138-00-0

[ Name ]:
5-Methyl-1-phenylpyrazole-4-carboxylic Acid

[Synonym ]:
MFCD00067831
5-methyl-1-phenylpyrazole-4-carboxylic acid

Chemical & Physical Properties

[ Density]:
1.24 g/cm3

[ Boiling Point ]:
382.9ºC at 760 mmHg

[ Melting Point ]:
166-170 °C(lit.)

[ Molecular Formula ]:
C11H10N2O2

[ Molecular Weight ]:
202.20900

[ Flash Point ]:
185.4ºC

[ Exact Mass ]:
202.07400

[ PSA ]:
55.12000

[ LogP ]:
1.87890

[ Index of Refraction ]:
1.617

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315

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

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S36

[ 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 5-METHYL-1-PHENYL-1H-PYRAZOLE-4-CARBOXYLATE
  • 2-Dimethylaminomethylen-acetessigsaeureethylester
  • 3-Buten-2-one,4-hydroxy-3-methyl-
  • Phenylhydrazine

DownStream

  • 5-METHYL-1-PHENYL-1H-PYRAZOLE

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%