3-Oxo-2,3-dihydrobenzo[b]thiophene-2-carboxylic acid

Modify Date: 2025-09-22 14:07:41

3-Oxo-2,3-dihydrobenzo[b]thiophene-2-carboxylic acid Structure
3-Oxo-2,3-dihydrobenzo[b]thiophene-2-carboxylic acid structure
Common Name 3-Oxo-2,3-dihydrobenzo[b]thiophene-2-carboxylic acid
CAS Number 6421-82-5 Molecular Weight 194.20700
Density 1.532g/cm3 Boiling Point 423ºC at 760 mmHg
Molecular Formula C9H6O3S Melting Point N/A
MSDS N/A Flash Point 209.6ºC

 Names

Name 3-oxo-1-benzothiophene-2-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.532g/cm3
Boiling Point 423ºC at 760 mmHg
Molecular Formula C9H6O3S
Molecular Weight 194.20700
Flash Point 209.6ºC
Exact Mass 194.00400
PSA 79.67000
LogP 1.42820
Index of Refraction 1.685
InChIKey ASIOJPGWNLDLKC-UHFFFAOYSA-N
SMILES O=C(O)C1Sc2ccccc2C1=O

 Safety Information

HS Code 2934999090

 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

Thioindoxyl-2-carboxylicacid
3-oxo-2,3-dihydro-1-benzothiophene-2-carboxylic acid
2,3-Dihydro-3-oxobenzo<b>thiophen-2-carbonsaeure
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