1,2-Di(thiophen-2-yl)ethyne

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Names

[ CAS No. ]:
23975-15-7

[ Name ]:
1,2-Di(thiophen-2-yl)ethyne

[Synonym ]:
2,2'-ethynedyl-bis-thiophene
2,2'-ethyne-1,2-diyldithiophene
1,2-di(thiophene-2-yl)ethyne
1,4-di(2-thienyl)-1,3-butadiyne
2-(2-thienylethynyl)thiophene
thiophene,2,2'-(1,2-ethynediyl)bis
2,2'-(ethyne-1,2-diyl)bisthiophene
1,2-di(thiophen-2-yl)-ethyne
2-(2-thiophen-2-yl-ethynyl)-thiophene

Chemical & Physical Properties

[ Molecular Formula ]:
C10H6S2

[ Molecular Weight ]:
190.28500

[ Exact Mass ]:
189.99100

[ PSA ]:
56.48000

[ LogP ]:
3.20940

Safety Information

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-Iodothiophene
  • TMS-acetylene
  • 2-(prop-1-yn-1-yl)thiophene
  • Bromothiophene
  • Calcium carbide
  • Propiolic acidd
  • 2-Chlorothiophene
  • 3-Methyl butynol
  • Acetylene
  • 1-Bromo-2-chloroethane

DownStream

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%