Ethyl 1,4,5,6-Tetrahydrocyclopenta[c]Pyrazole-3-Carboxylate

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Names

[ CAS No. ]:
5932-31-0

[ Name ]:
Ethyl 1,4,5,6-Tetrahydrocyclopenta[c]Pyrazole-3-Carboxylate

[Synonym ]:
1,4,5,6-tetrahydro-cyclopentapyrazole-3-carboxylic acid ethyl ester
Ethyl 1,4,5,6-tetrahydrocyclopentapyrazole-3-carboxylate
Cyclopenta[c]pyrazole-3-carboxylic acid, 1,4,5,6-tetrahydro-, ethyl ester
Ethyl 1,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxylate

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
384.1±42.0 °C at 760 mmHg

[ Melting Point ]:
125 °C

[ Molecular Formula ]:
C9H12N2O2

[ Molecular Weight ]:
180.204

[ Flash Point ]:
186.1±27.9 °C

[ Exact Mass ]:
180.089874

[ PSA ]:
54.98000

[ LogP ]:
1.75

[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C

[ Index of Refraction ]:
1.569

[ Storage condition ]:
2-8°C

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Cyclopentanone
  • Diethyloxalate
  • Oxo-(2-oxo-cyclopentyl)-acetic acid ethyl ester
  • Ethyl cyclopentyl(oxo)acetate

DownStream

  • 1,4,5,6-Tetrahydrocyclopenta[c]pyrazole-3-carboxylic acid
  • 1,4,5,6-Tetrahydrocyclopenta[c]pyrazole-3-carboxamide
  • 1H,4H,5H,6H-cyclopenta[c]pyrazole
  • 1,4,5,6-Tetrahydrocyclopenta[c]pyrazole-3-carbohydrazide

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%