ethyl 4-methylpent-2-ynoate

Names

[ CAS No. ]:
38491-47-3

[ Name ]:
ethyl 4-methylpent-2-ynoate

[Synonym ]:
4-methyl-pent-2-ynoic acid ethyl ester
4-Methyl-pent-2-insaeure-aethylester
Isopropylpropiolsaeure-ethylester
2-Pentynoic acid,4-methyl-,ethyl ester

Chemical & Physical Properties

[ Density]:
0.948g/cm3

[ Boiling Point ]:
198.1ºC at 760 mmHg

[ Molecular Formula ]:
C8H12O2

[ Molecular Weight ]:
140.18000

[ Flash Point ]:
69.6ºC

[ Exact Mass ]:
140.08400

[ PSA ]:
26.30000

[ LogP ]:
1.20890

[ Index of Refraction ]:
1.438

Safety Information

[ HS Code ]:
2916190090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3-Methyl-1-butyne
  • Ethyl chloroformate
  • 1,1-dibromo-3-methylbut-1-ene
  • 2-diazonio-1-ethoxy-3-hydroxy-4-methylpent-1-en-1-olate

DownStream

Customs

[ HS Code ]: 2916190090

[ Summary ]:
2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Related Compounds

  • methyl 4-methylpent-2-ynoate
  • ethyl 4-methylpent-4-en-2-ynoate
  • ethyl 4-methylpent-2-enoate
  • ethyl 4-hydroxy-4-methylpent-2-ynoate
  • ethyl 2-ethyl-4-methylpent-2-enoate
  • methyl 2-ethyl-4-methylpent-2-enoate
  • Ethyl 6-bromo-3-ethoxy-2-methylbenzoate
  • tert-Butyl (6-bromo-8-methoxycinnolin-3-yl)carbamate
  • Ethyl 6-methyl-3-(methylamino)picolinate
  • 8-Cyclopropoxy-3-fluoroquinoline-6-carboxylic acid
  • 8-Methoxy-3-methyl-6-quinoxalinecarboxylic acid
  • 2-(1-Fluorocyclopropyl)-8-methoxyimidazo[1,2-a]pyridine-6-carboxylic acid
  • 2-bromo-N-[1-(pyridin-2-yl)azetidin-3-yl]benzamide
  • 2-({4-[(7-Fluoro-2-methyl-4-oxo-3,4-dihydroquinazolin-3-yl)methyl]piperidin-1-yl}sulfonyl)benzonitrile
  • Pyridine, 2-bromo-4-hydrazinyl-5-methyl-
  • N-[1-(pyrazin-2-yl)azetidin-3-yl]-1H-indole-2-carboxamide
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