4H-Thieno[3,2-b]pyrrole-5-carboxylic acid

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Names

[ CAS No. ]:
39793-31-2

[ Name ]:
4H-Thieno[3,2-b]pyrrole-5-carboxylic acid

[Synonym ]:
4H-Thieno[3,2-b]pyrrole-5-carboxylic acid

Chemical & Physical Properties

[ Density]:
1.6±0.1 g/cm3

[ Boiling Point ]:
437.4±25.0 °C at 760 mmHg

[ Melting Point ]:
180ºC

[ Molecular Formula ]:
C7H5NO2S

[ Molecular Weight ]:
167.19

[ Flash Point ]:
218.3±23.2 °C

[ Exact Mass ]:
167.004105

[ PSA ]:
81.33000

[ LogP ]:
3.24

[ Vapour Pressure ]:
0.0±1.1 mmHg at 25°C

[ Index of Refraction ]:
1.786

Safety Information

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate
  • Methyl 4H-thieno[3,2-b]pyrrole-5-carboxylate
  • 2-Thiophenecarboxaldehyde
  • Ethyl azido-2-thiopheneacrylate
  • N-acetyl-N-(2-formyl-thiophen-3-yl)-glycine ethyl ester

DownStream

  • Ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate
  • 4h-thieno[3,2-b]pyrrole-5-carbonyl chloride
  • Methyl 4H-thieno[3,2-b]pyrrole-5-carboxylate
  • 4H-thieno[3,2-b]pyrrole

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

  • 4H-thieno[3,2-b]pyrrole-5-carboxylic acid amide
  • 2-bromo-4H-thieno[3,2-b]pyrrole-5-carboxylic acid
  • 3-Bromo-4H-thieno[3,2-b]pyrrole-5-carboxylic acid
  • 2-Methyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid
  • 2-Chloro-4H-thieno[3,2-b]pyrrole-5-carboxylic acid
  • 4-Benzyl-4H-thieno[3,2-b]pyrrole-5-carboxylic acid