5-fluorobenzo[b]thiophene-2-carboxylic acid

Also known as: 5-fluoro-1-benzothiophene-2-carboxylic acid, 5-fluorobenzo[b]thiophene-2-carboxylic acid, 5-fluorobenzothiophene-2-carboxylic acid, 2-Carboxy-5-fluoro-1-benzothiophene, 5-fluoro-1-benzothiophene-2-carboxylate, Benzo[b]thiophene-2-carboxylic acid, 5-fluoro-

5-fluorobenzo[b]thiophene-2-carboxylic acid (CAS 70060-13-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H5FO2S and a molecular weight of 196.19800 g/mol. Key properties include a melting point of 240-243ºC, a boiling point of 379.4ºC at 760 mmHg, a density of 1.511 g/cm3 and a flash point of 183.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 70060-13-8
Jingsj CID: J-927523-4
Molecular Formula: C₉H₅FO₂S
Molecular Weight: 196.19800 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	240-243ºC
Boiling Point	379.4ºC at 760 mmHg
Density	1.511 g/cm3
Flash Point	183.2ºC
Exact Mass	195.99900
PSA	65.54000
LogP	2.73860
Refractive Index	1.686

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. 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 5-fluorobenzo[b]thiophene-2-carboxylic acid?

The CAS number of 5-fluorobenzo[b]thiophene-2-carboxylic acid is 70060-13-8.

What are the molecular formula and molecular weight of 5-fluorobenzo[b]thiophene-2-carboxylic acid?

5-fluorobenzo[b]thiophene-2-carboxylic acid has molecular formula C9H5FO2S and molecular weight 196.19800 g/mol.

What are the upstream and downstream products of 5-fluorobenzo[b]thiophene-2-carboxylic acid?

For 5-fluorobenzo[b]thiophene-2-carboxylic acid, Upstream Products: 2,5-Difluorobenzaldehyde; Downstream Products: 5-Fluorobenzo[b]thiophene.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-fluorobenzo[b]thiophene-2-carboxylic acid (CAS 70060-13-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-927523-4 (accessed 2026-11-09).

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