2-Pentynoic acid,methyl ester

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Names

[ CAS No. ]:
24342-04-9

[ Name ]:
2-Pentynoic acid,methyl ester

[Synonym ]:
pent-2-ynoic acid methyl ester
Methyl pent-2-yn-1-oate
2-Pentynoic acid,methyl ester
Pent-2-insaeure-methylester
METHYL 2-PENTYNOATE
methyl 3-pentynoate
methyl pent-2-yn-oate

Chemical & Physical Properties

[ Density]:
0.98g/cm3

[ Boiling Point ]:
163ºC at 760 mmHg

[ Molecular Formula ]:
C6H8O2

[ Molecular Weight ]:
112.12700

[ Flash Point ]:
53.2ºC

[ Exact Mass ]:
112.05200

[ PSA ]:
26.30000

[ LogP ]:
0.57280

[ Vapour Pressure ]:
2.11mmHg at 25°C

[ Index of Refraction ]:
1.431

Safety Information

[ HS Code ]:
2916190090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Methanol
  • 2-Pentynoicacid
  • 1-butyne
  • Methyl chloroformate
  • 5-ethyl-1,2-dihydro-pyrazol-3-one

DownStream

  • Methyl (3S)-3-hydroxypentanoate
  • Methyl 3-oxopentanoate
  • 3-ethyl-1-hydroxy-6,8-dimethoxy-9,10-dioxoanthracene-2-carboxylic acid
  • methyl 3-(2-formylphenoxy)pent-2-enoate
  • methyl 3-(4-bromo-2-formylphenoxy)pent-2-enoate

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

  • 4-hydroxy-4-methyl-pent-2-ynoic acid methyl ester
  • 4-Pentynoic Acid Methyl Ester
  • methyl 5-phenylpent-2-ynoate
  • methyl 4-acetyloxy-4-phenylpent-2-ynoate
  • Methyl 4,4-dimethyl-2-pentynoate
  • methyl pent-3-ynoate