Thieno[2,3-b]thiophene-2-carboxylicacid

Modify Date: 2025-08-25 10:07:37

Thieno[2,3-b]thiophene-2-carboxylicacid Structure
Thieno[2,3-b]thiophene-2-carboxylicacid structure
 Common Name Thieno[2,3-b]thiophene-2-carboxylicacid
CAS Number 14756-75-3 Molecular Weight 184.236
Density 1.6±0.1 g/cm3 Boiling Point 389.5±22.0 °C at 760 mmHg
Molecular Formula C7H4O2S2 Melting Point 236ºC
MSDS Chinese USA Flash Point 189.4±22.3 °C

 Names

Name Thieno[2,3-b]thiophene-2-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 389.5±22.0 °C at 760 mmHg
Melting Point 236ºC
Molecular Formula C7H4O2S2
Molecular Weight 184.236
Flash Point 189.4±22.3 °C
Exact Mass 183.965271
PSA 93.78000
LogP 4.91
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.770
InChIKey JXHSGSLIUHNKRC-UHFFFAOYSA-N
SMILES O=C(O)c1cc2ccsc2s1

 Safety Information

Hazard Codes Xi
HS Code 2934999090

 Precursor & DownStream

Precursor  1

DownStream  1

 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%

 Synonyms

Thieno[2,3-b]thiophene-2-carboxylic acid
Thieno[2,3-b]thiophene-2-carboxylicacid
thieno[2,3-b]thiophene-5-carboxylic acid
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Chemsrc provides Thieno[2,3-b]thiophene-2-carboxylicacid(CAS#:14756-75-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of Thieno[2,3-b]thiophene-2-carboxylicacid are included as well.>> amp version: Thieno[2,3-b]thiophene-2-carboxylicacid

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