1H-Pyrazole-4-carboxylicacid, 2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-

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Names

[ CAS No. ]:
83-10-3

[ Name ]:
1H-Pyrazole-4-carboxylicacid, 2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-

[Synonym ]:
1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxylic acid
2,3-dimethyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazole-4-carboxylic acid

Chemical & Physical Properties

[ Density]:
1.342g/cm3

[ Boiling Point ]:
363ºC at 760mmHg

[ Melting Point ]:
213 - 214 °C(甲醇); 219 - 221 °C

[ Molecular Formula ]:
C12H12N2O3

[ Molecular Weight ]:
232.23500

[ Flash Point ]:
173.3ºC

[ Exact Mass ]:
232.08500

[ PSA ]:
64.23000

[ LogP ]:
1.18260

[ Index of Refraction ]:
1.618

[ Storage condition ]:
2-8°C

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2933199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 4-antipyrinecarboxaldehyde
  • 4-(hydroxymethyl)-1,5-dimethyl-2-phenylpyrazol-3-one
  • (1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-glyoxylic acid
  • Antipyrine
  • phosgene
  • 4-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-thiocarbonyl)-morpholine
  • 1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxylic acid dimethylamide
  • (1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-glyoxylic acid ethyl ester
  • 4-acetyl-1,5-dimethyl-2-phenylpyrazol-3-one

DownStream

  • 3H-Pyrazol-3-one,4-bromo-1,2-dihydro-1,5-dimethyl-2-phenyl-
  • Antipyrine
  • Trichachnine
  • 5-CHLORO-3-METHYL-1-PHENYL-1H-PYRAZOLE-4-CARBOXYLIC ACID
  • Antipyrinsaeurechlorid

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%