2-ethynyl-5-methylthiophene

Suppliers

Names

[ CAS No. ]:
81294-10-2

[ Name ]:
2-ethynyl-5-methylthiophene

[Synonym ]:
5-methyl-thien-2-ylacetylene
5-methyl-2-thienylacetylene
Thiophene, 2-ethynyl-5-methyl-
Thiophene,2-ethynyl-5-methyl
2-Ethynyl-5-methylthiophene
2-ethynyl-5-methyl-thiophene

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
181.5±28.0 °C at 760 mmHg

[ Molecular Formula ]:
C7H6S

[ Molecular Weight ]:
122.188

[ Flash Point ]:
43.3±10.2 °C

[ Exact Mass ]:
122.019020

[ PSA ]:
28.24000

[ LogP ]:
2.54

[ Vapour Pressure ]:
1.2±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.558

Synthetic Route

Precursor & DownStream

Precursor

  • 2-(2,2-dibromoethenyl)-5-methylthiophene
  • 2-Iodo-5-methylthiophene
  • Bromo(ethynyl)magnesium
  • 5-Methyl-2-thiophenecarboxaldehyde

DownStream


Related Compounds

  • 2-ethynyl-5-hexylthiophene
  • 2-ethynyl-5-(5-ethynylthiophen-2-yl)thiophene
  • 2-Ethynyl-5-fluoro-pyrimidine
  • 2-ethynyl-5-octylfuran
  • 2-Ethynyl-5-methoxypyrazine
  • 2-ethynyl-5-methylpyrazine
  • 1-(2-{[2,2'-Bifuran]-5-yl}-2-hydroxyethyl)-3-(2-methoxyethyl)urea
  • 1-[2-[5-(Furan-2-yl)furan-2-yl]-2-hydroxyethyl]-3-(thiophen-2-ylmethyl)urea
  • 3-(2-{[2,2'-Bifuran]-5-yl}-2-hydroxyethyl)-1-(2-phenylethyl)urea
  • 3-(2-{[2,2'-Bifuran]-5-yl}-2-hydroxyethyl)-1-(2-chlorophenyl)urea
  • 3-(2-{[2,2'-Bifuran]-5-yl}-2-hydroxyethyl)-1-(2,6-difluorophenyl)urea
  • 1-(2H-1,3-benzodioxol-5-yl)-3-(2-{[2,2'-bifuran]-5-yl}-2-hydroxyethyl)urea
  • 1-[2-[5-(Furan-2-yl)furan-2-yl]-2-hydroxyethyl]-3-(2-phenoxyethyl)urea
  • 3-(2-{[2,2'-Bifuran]-5-yl}-2-hydroxyethyl)-1-[2-(trifluoromethyl)phenyl]urea
  • 2-(2-Chlorophenyl)-N-[2-hydroxy-2-(5-thiophen-3-ylthiophen-2-yl)ethyl]acetamide
  • N-(2-{[2,3'-bithiophene]-5-yl}-2-hydroxyethyl)-2,3-dihydro-1,4-benzodioxine-2-carboxamide
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