2,5-Dibromothieno[3,2-b]thiophene

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Names

[ CAS No. ]:
25121-87-3

[ Name ]:
2,5-Dibromothieno[3,2-b]thiophene

[Synonym ]:
Thieno[3,2-b]thiophene, 2,5-dibromo-
2,5-dibromo-thieno[3,2-b]thiophene
2,5-Dibromothieno[3,2-b]thiophene
2,4-DICHLOROBENZYLZINC CHLORIDE
2-b]thiophene

Chemical & Physical Properties

[ Density]:
2.2±0.1 g/cm3

[ Boiling Point ]:
346.7±37.0 °C at 760 mmHg

[ Melting Point ]:
130ºC

[ Molecular Formula ]:
C6H2Br2S2

[ Molecular Weight ]:
298.018

[ Flash Point ]:
163.5±26.5 °C

[ Exact Mass ]:
295.796448

[ PSA ]:
56.48000

[ LogP ]:
7.45

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

[ Index of Refraction ]:
1.774

[ Storage condition ]:
Refrigerator

MSDS

Safety Information

[ Symbol ]:

GHS06

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H301

[ Precautionary Statements ]:
P301 + P310

[ Hazard Codes ]:
Xn

[ Risk Phrases ]:
22

[ RIDADR ]:
2811

[ Packaging Group ]:

[ HS Code ]:
2934999090

Synthetic Route

Precursor & DownStream

Precursor

  • Thieno3,2-bthiophene
  • 3-Bromo-2-thiophenecarbaldehyde
  • Ethyl thieno[3,2-b]thiophene-2-carboxylate
  • Thieno[3,2-b]thiophene-2-carboxylic acid

DownStream

  • 3,6-dibromothieno[3,2-b]thiophene
  • 2,5-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thieno[3,2-b]thiophene
  • thieno[3,2-b]thiophene-2,5-dione

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%


Related Compounds

  • 2,5-Dibromothieno[3,2-b]thiophene-3,6-carboxylic Acid
  • 2,5-diiodothieno[3,2-b]thiophene
  • 2,5-Dioctylthieno[3,2-b ]thiophene
  • 2,6-Dibromothieno[3,2-b]thiophene
  • 2,5-Dichloro-thieno[3,2-b]thiophene-3,6-dicarboxylic acid diethyl ester
  • 2,5-Dichloro-thieno[3,2-b]thiophene
  • 3-Amino-3-(5,6-dichloropyridin-3-yl)propan-1-ol
  • 3-Amino-3-(2-chloro-6-methylpyridin-3-yl)propan-1-ol
  • N-(1-Cyanocyclohexyl)-2-[2-(1-methyl-4,5,6,7-tetrahydrobenzimidazol-2-yl)pyrrolidin-1-yl]acetamide
  • N-(1-Cyano-1-cyclopropylethyl)-2-[2-(1-methyl-4,5,6,7-tetrahydrobenzimidazol-2-yl)pyrrolidin-1-yl]acetamide
  • 1-(4-Bromopyridin-2-yl)-2,2,2-trifluoroethan-1-amine
  • 1-(2,6-Dichloro-5-fluoropyridin-3-yl)-2,2,2-trifluoroethan-1-amine
  • 2-Amino-2-(2,6-dichloro-5-fluoropyridin-3-yl)ethan-1-ol
  • 26-Hydroxy-fusidic Acid
  • Fusidic Acid Impurity K [EP IMPURITY]
  • 3,6-Di(1H-imidazol-1-yl)-9H-carbazole
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