5,5'-Dibromo-2,2'-bithiophene

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Names

[ CAS No. ]:
4805-22-5

[ Name ]:
5,5'-Dibromo-2,2'-bithiophene

[Synonym ]:
2-bromo-5-(5-bromothiophen-2-yl)thiophene
MFCD00219110
5,5′-Dibromo-2,2′-bithiophene
5,5'-Dibromo-2,2'-bithiophene
2,2'-Bithiophene, 5,5'-dibromo-
5,5-Dibromo-2,2-Bithiophene
2-bromo-5-(5-bromo-2-thienyl)thiophene

Chemical & Physical Properties

[ Density]:
2.0±0.1 g/cm3

[ Boiling Point ]:
318.6±37.0 °C at 760 mmHg

[ Melting Point ]:
144-146 °C(lit.)

[ Molecular Formula ]:
C8H4Br2S2

[ Molecular Weight ]:
324.055

[ Flash Point ]:
146.5±26.5 °C

[ Exact Mass ]:
321.812103

[ PSA ]:
56.48000

[ LogP ]:
5.10

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.683

MSDS

Click to get detail MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xn:Harmful;

[ Risk Phrases ]:
R20/21/22

[ Safety Phrases ]:
S36/37

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2,2'-Bithiophene
  • 2,5-Dibromothiophene
  • Bromothiophene
  • 5-bromo-[2]thienyl lithium
  • 2-(Carbomethoxy)thiophene
  • (4-Fluorophenyl)(trimethyl)silane

DownStream

  • 2-(5'-BROMO-[2,2'-BITHIOPHEN]-5-YL)-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE
  • 2,2'-Bithiophene,5,5'-dimethyl-
  • 2-bromo-5-(5-methylthiophen-2-yl)thiophene
  • 2,2'-Bithiophene
  • 5-Bromo-2,2'-bithiophene
  • alpha-sexithiophene
  • α,ω-Dihexylquaterthiophene,5,5μ-Bis(3-hexyl-2-thienyl)-2,2μ-bithiophene,DH-4T
  • 5'-Bromo-2,2'-bithiophene-5-carbaldehyde
  • 3,3',5,5'-Tetrabromo-2,2'-bithiophene
  • alpha-Quarterthiophene

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%

Articles

Length-dependent conductance of oligothiophenes.

J. Am. Chem. Soc. 136(29) , 10486-92, (2014)

We have measured the single-molecule conductance of a family of oligothiophenes comprising 1-6 thiophene moieties terminated with methyl-sulfide linkers using the scanning tunneling microscope-based b...


More Articles

Related Compounds

  • 5,5'-dibromo-2,2'-bis-methoxymethoxy-benzil
  • 5,5'-Dibromo-2,2'-dihydroxy-3,3'-dinitrodiphenyl
  • 5,5'-dibromo-2,2'-disulfanediyl-bis-benzenesulfonyl chloride
  • 5,5'-dibromo-2,2'-dihydroxy-biphenyl
  • 5,5'-dibromo-2,2'-dihydroxy-3,3'-dimethylbiphenyl
  • 5,5'-dibromo-2,2'-bithiazole