4-Benzofurancarboxylic acid

Modify Date: 2026-07-18 11:13:06

4-Benzofurancarboxylic acid Structure
4-Benzofurancarboxylic acid structure
Common Name 4-Benzofurancarboxylic acid
CAS Number 166599-84-4 Molecular Weight 162.142
Density 1.4±0.1 g/cm3 Boiling Point 325.6±15.0 °C at 760 mmHg
Molecular Formula C9H6O3 Melting Point N/A
MSDS N/A Flash Point 150.7±20.4 °C

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1-benzofuran-4-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.4±0.1 g/cm3
Boiling Point 325.6±15.0 °C at 760 mmHg
Molecular Formula C9H6O3
Molecular Weight 162.142
Flash Point 150.7±20.4 °C
Exact Mass 162.031693
PSA 50.44000
LogP 2.35
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.649
InChIKey WFAPIZKLEVLUMX-UHFFFAOYSA-N
SMILES O=C(O)c1cccc2occc12

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 2932999099

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~60%

4-Benzofurancarboxylic acid Structure

4-Benzofurancar...

CAS#:166599-84-4

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Literature: GLAXO GROUP LIMITED Patent: WO2009/34133 A1, 2009 ; Location in patent: Page/Page column 18 ; WO 2009/034133 A1

~94%

4-Benzofurancarboxylic acid Structure

4-Benzofurancar...

CAS#:166599-84-4

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Literature: Eissenstat, Michael A.; Bell, Malcolm R.; D'Ambra, Thomas E.; Alexander, E. John; Daum, Sol J.; et al. Journal of Medicinal Chemistry, 1995 , vol. 38, # 16 p. 3094 - 3105

~%

4-Benzofurancarboxylic acid Structure

4-Benzofurancar...

CAS#:166599-84-4

Learn More
Literature: Journal of Medicinal Chemistry, , vol. 38, # 16 p. 3094 - 3105

~%

4-Benzofurancarboxylic acid Structure

4-Benzofurancar...

CAS#:166599-84-4

Learn More
Literature: Journal of Medicinal Chemistry, , vol. 38, # 16 p. 3094 - 3105

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

1-Benzofuran-4-carboxylicacid
1-Benzofuran-4-carboxylic acid
1-benzofurane-4-carboxylic acid
benzofuran-4-carboxylic acid
4-Benzofurancarboxylic acid

 4-Benzofurancarboxylic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the downstream products of 1-benzofuran-4-carboxylic acid?
A: Related downstream products(CAS) of 1-benzofuran-4-carboxylic acid: 412336-07-3;209256-40-6;412336-05-1.
Q: What is the molecular weight of 1-benzofuran-4-carboxylic acid?
A: Molecular weight of 1-benzofuran-4-carboxylic acid is 162.142.
Q: What English synonyms does 1-benzofuran-4-carboxylic acid have?
A: English synonyms of 1-benzofuran-4-carboxylic acid: 1-Benzofuran-4-carboxylicacid, 1-Benzofuran-4-carboxylic acid, 1-benzofurane-4-carboxylic acid, benzofuran-4-carboxylic acid, 4-Benzofurancarboxylic acid.
Q: What is the InChIKey of 1-benzofuran-4-carboxylic acid?
A: InChIKey of 1-benzofuran-4-carboxylic acid is WFAPIZKLEVLUMX-UHFFFAOYSA-N.
Q: What is the boiling point of 1-benzofuran-4-carboxylic acid?
A: Boiling point of 1-benzofuran-4-carboxylic acid is 325.6±15.0 °C at 760 mmHg.
Q: What is the SMILES notation of 1-benzofuran-4-carboxylic acid?
A: SMILES notation of 1-benzofuran-4-carboxylic acid is O=C(O)c1cccc2occc12.
Q: What are the upstream materials of 1-benzofuran-4-carboxylic acid?
A: Related upstream materials(CAS) of 1-benzofuran-4-carboxylic acid: 166599-85-5;41019-56-1;79250-46-7;79950-39-3.
Q: What is the polar surface area (PSA) of 1-benzofuran-4-carboxylic acid?
A: Polar surface area (PSA) of 1-benzofuran-4-carboxylic acid is 50.44000.
Q: What is the English name of 1-benzofuran-4-carboxylic acid?
A: The English name of 1-benzofuran-4-carboxylic acid is 1-benzofuran-4-carboxylic acid.
Q: What is the molecular formula of 1-benzofuran-4-carboxylic acid?
A: Molecular formula of 1-benzofuran-4-carboxylic acid is C9H6O3.

 4-Benzofurancarboxylic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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