3-CHLOROBENZO[B]THIOPHENE-2-CARBOXYLIC ACID

Modify Date: 2026-07-03 14:17:18

3-CHLOROBENZO[B]THIOPHENE-2-CARBOXYLIC ACID Structure
3-CHLOROBENZO[B]THIOPHENE-2-CARBOXYLIC ACID structure
Common Name 3-CHLOROBENZO[B]THIOPHENE-2-CARBOXYLIC ACID
CAS Number 21211-22-3 Molecular Weight 212.653
Density 1.5±0.1 g/cm3 Boiling Point 395.1±22.0 °C at 760 mmHg
Molecular Formula C9H5ClO2S Melting Point 268-272 °C(lit.)
MSDS Chinese USA Flash Point 192.8±22.3 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

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

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 395.1±22.0 °C at 760 mmHg
Melting Point 268-272 °C(lit.)
Molecular Formula C9H5ClO2S
Molecular Weight 212.653
Flash Point 192.8±22.3 °C
Exact Mass 211.969879
PSA 65.54000
LogP 4.13
Vapour Pressure 0.0±1.0 mmHg at 25°C
Index of Refraction 1.720
InChIKey HJTMIYKPPPYDRJ-UHFFFAOYSA-N
SMILES O=C(O)c1sc2ccccc2c1Cl

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H319
Precautionary Statements P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn: Harmful;Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2934999090

 Synthetic Route

~97%

3-CHLOROBENZO[B]THIOPHENE-2-CARBOXYLIC ACID Structure

3-CHLOROBENZO[B...

CAS#:21211-22-3

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Literature: Sidorenko, T.N.; Terent'eva, G.A.; Raida, V.S.; Andrienko, O.S.; Savinykh, Yu.V.; Aksenov, V.S. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1982 , vol. 18, # 12 p. 1246 - 1250 Khimiya Geterotsiklicheskikh Soedinenii, 1982 , vol. 18, # 12 p. 1618 - 1622

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3-CHLOROBENZO[B]THIOPHENE-2-CARBOXYLIC ACID Structure

3-CHLOROBENZO[B...

CAS#:21211-22-3

Learn More
Literature: Journal of Medicinal Chemistry, , vol. 50, # 20 p. 4793 - 4807

 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%

 Bioassay

View more

Name: Displacement of FITC-AHx-KALETLRRVGDGVQRNHETAF-NH2 from human MCl1 (172 to 327) expre...
Source: ChEMBL
Target: Induced myeloid leukemia cell differentiation protein Mcl-1
External Id: CHEMBL2320307
Name: qHTS screening for TAG (triacylglycerol) accumulators in algae
Source: 11812
Target: N/A
External Id: FATTTLab-Algae-Lipid
Name: Fluorescence-based counterscreen assay for HCV NS3 helicase inhibitors of a ChemBridg...
Source: 1102
Target: N/A
External Id: 20130627FPNS3INTERFERECB
Name: Small-molecule inhibitors of ST2 (IL1RL1)
Source: 20881
Target: interleukin-1 receptor-like 1 isoform [homo sapiens]
External Id: ST2_IL33_Inhibitors_Primary_Screening_77700
Name: Inhibitors of CDC25B-CDK2/CyclinA interaction
Source: Center for Chemical Genomics, University of Michigan
External Id: MScreen:TargetID_600
Name: Fluorescence polarization based primary biochemical high throughput screening assay o...
Source: 1102
Target: NS3 [Hepatitis C virus]
External Id: 20130624FPNS3DACB
Name: Alphascreen assay for small molecules abrogating mHTT-CaM Interaction
Source: 24983
Target: Huntingtin
External Id: KUHTS-Muma KU-CaM-Htt INH-01
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 Synonyms

3-Chlorobenzo[b]thiophene-2-carboxylic Acid
3-Chloro-2-carboxybenzo<b>thiophene
3-Chlorbenzo<b>thiophen-2-carbonsaeure
3-Chloro-1-benzothiophene-2-carboxylic acid
MFCD00014579
3-Chlorobenzo[b]-2-thiophenecarboxylic acid
3-Chlorbenzthiophen-2-carbonsaeure
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