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5-(Chlorosulfonyl)-2-fluorobenzoic acid

Also known as: 2-Fluoro-5-(chlorosulfonyl)benzoic acid, Benzoic acid, 5-(chlorosulfonyl)-2-fluoro-, 3-Carboxy-4-fluorobenzenesulphonyl chloride, 5-(Chlorosulphonyl)-2-fluorobenzoic acid, 5-Chlorosulfonyl-2-fluorobenzoic acid

5-(Chlorosulfonyl)-2-fluorobenzoic acid (CAS 37098-75-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H4ClFO4S and a molecular weight of 238.621 g/mol. Key properties include a melting point of 111-113℃, a boiling point of 404.0±30.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 198.1±24.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
37098-75-2
Jingsj CID
J-1430966-1
Molecular Formula
C7H4ClFO4S
Molecular Weight
238.621 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point111-113℃
Boiling Point404.0±30.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point198.1±24.6 °C
Exact Mass237.950287
PSA79.82000
LogP2.29
AppearanceCrystalline Powder | White to off-white
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.569

Customs & Trade Information

HS Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-(Chlorosulfonyl)-2-fluorobenzoic acid?

The CAS number of 5-(Chlorosulfonyl)-2-fluorobenzoic acid is 37098-75-2.

What are the molecular formula and molecular weight of 5-(Chlorosulfonyl)-2-fluorobenzoic acid?

5-(Chlorosulfonyl)-2-fluorobenzoic acid has molecular formula C7H4ClFO4S and molecular weight 238.621 g/mol.

What are the upstream and downstream products of 5-(Chlorosulfonyl)-2-fluorobenzoic acid?

For 5-(Chlorosulfonyl)-2-fluorobenzoic acid, Upstream Products: 2-Fluorobenzoic acid; Downstream Products: 2-Fluoro-5-(methylsulfonyl)benzoic acid, 2-Fluoro-5-sulfamoylbenzoic 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. "5-(Chlorosulfonyl)-2-fluorobenzoic acid (CAS 37098-75-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1430966-1 (accessed 2026-11-09).

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