4-Chloro-5-(chlorosulfonyl)-2-hydroxybenzoic acid

4-氯-5-氯磺酰基水杨酸

Also known as: 4-Chloro-5-chlorosulfonyl Salicylic Acid, 4-chloro-5-chlorosulfonyl-2-hydroxybenzoic acid, 4-Chloro-5-(chlorosulfonyl)salicylic acid, 4-Chloro-5-(chlorosulfonyl)-2-hydroxybenzoic acid

4-Chloro-5-(chlorosulfonyl)-2-hydroxybenzoic acid (CAS 14665-31-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H4Cl2O5S and a molecular weight of 271.07500 g/mol. It is also known as 4-Chloro-5-chlorosulfonyl Salicylic Acid, 4-chloro-5-chlorosulfonyl-2-hydroxybenzoic acid and 4-Chloro-5-(chlorosulfonyl)salicylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14665-31-7
Jingsj CID
J-1393919-5
Molecular Formula
C7H4Cl2O5S
Chinese Name
4-氯-5-氯磺酰基水杨酸
Molecular Weight
271.07500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Chloro-5-(chlorosulfonyl)-2-hydroxybenzoic acid?

The CAS number of 4-Chloro-5-(chlorosulfonyl)-2-hydroxybenzoic acid is 14665-31-7.

What are the molecular formula and molecular weight of 4-Chloro-5-(chlorosulfonyl)-2-hydroxybenzoic acid?

4-Chloro-5-(chlorosulfonyl)-2-hydroxybenzoic acid has molecular formula C7H4Cl2O5S and molecular weight 271.07500 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Chloro-5-(chlorosulfonyl)-2-hydroxybenzoic acid (CAS 14665-31-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1393919-5 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.