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2,3-Dihydro-1-benzofuran-7-carboxylic acid

Also known as: 2,3-Dihydrobenzofuran-7-carboxylic acid, 2,3-dihydrobenzo[b]furan-7-carboxylic acid, 7-Coumarancarboxylic acid, 7-Benzofurancarboxylic acid, 2,3-dihydro-, 2,3-dihydro-7-benzofurancarboxylic acid, 7-Carboxy-2,3-dihydrobenzofuran, MFCD00671526

2,3-Dihydro-1-benzofuran-7-carboxylic acid (CAS 35700-40-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H8O3 and a molecular weight of 164.158 g/mol. Key properties include a melting point of 169-171, a boiling point of 330.6±31.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 139.6±18.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
35700-40-4
Jingsj CID
J-28021-7
Molecular Formula
C9H8O3
Molecular Weight
164.158 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point169-171
Boiling Point330.6±31.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point139.6±18.3 °C
Exact Mass164.047348
PSA46.53000
LogP1.50
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.610

Customs & Trade Information

HS Code2932999099
Summary2932999099. 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%

Frequently Asked Questions

What is the CAS number of 2,3-Dihydro-1-benzofuran-7-carboxylic acid?

The CAS number of 2,3-Dihydro-1-benzofuran-7-carboxylic acid is 35700-40-4.

What are the molecular formula and molecular weight of 2,3-Dihydro-1-benzofuran-7-carboxylic acid?

2,3-Dihydro-1-benzofuran-7-carboxylic acid has molecular formula C9H8O3 and molecular weight 164.158 g/mol.

What are the upstream and downstream products of 2,3-Dihydro-1-benzofuran-7-carboxylic acid?

For 2,3-Dihydro-1-benzofuran-7-carboxylic acid, Upstream Products: 2,3-Dihydrobenzofuran, Carbon dioxide, N,N,N',N'-Tetramethylethylenediamine; Downstream Products: 5-bromo-2,3-dihydrobenzo[b]furan-7-carbonyl chloride, benzofuran-7-carboxylic acid, 5-bromo-2,3-dihydro-1-benzofuran-7-carboxylic acid.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2,3-Dihydro-1-benzofuran-7-carboxylic acid (CAS 35700-40-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28021-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.