4-(fluorosulfonyl)-1-hydroxy-2-naphthoic acid

4-氟磺酰基-1-羟基-2-萘甲酸

Also known as: 2-Naphthalenecarboxylicacid, 4-(fluorosulfonyl)-1-hydroxy-, 4-fluorosulfonyl-1-hydroxynaphthalene-2-carboxylic acid, 4-(fluorosulphonyl)-1-hydroxy-2-naphthoic acid, 1-Hydroxy-4-fluorsulfonyl-2-naphthoesaeure, EINECS 212-659-3, NSC 119919

4-(fluorosulfonyl)-1-hydroxy-2-naphthoic acid (CAS 839-78-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H7FO5S and a molecular weight of 270.23400 g/mol. It is also known as 2-Naphthalenecarboxylicacid, 4-(fluorosulfonyl)-1-hydroxy-, 4-fluorosulfonyl-1-hydroxynaphthalene-2-carboxylic acid and 4-(fluorosulphonyl)-1-hydroxy-2-naphthoic acid. Key properties include a melting point of 300ºC, a boiling point of 455.7ºC at 760 mmHg, a density of 1.635g/cm3 and a flash point of 229.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
839-78-1
Jingsj CID
J-30627-8
Molecular Formula
C11H7FO5S
Chinese Name
4-氟磺酰基-1-羟基-2-萘甲酸
Molecular Weight
270.23400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point300ºC
Boiling Point455.7ºC at 760 mmHg
Density1.635g/cm3
Flash Point229.4ºC

Frequently Asked Questions

What is the CAS number of 4-(fluorosulfonyl)-1-hydroxy-2-naphthoic acid?

The CAS number of 4-(fluorosulfonyl)-1-hydroxy-2-naphthoic acid is 839-78-1.

What are the molecular formula and molecular weight of 4-(fluorosulfonyl)-1-hydroxy-2-naphthoic acid?

4-(fluorosulfonyl)-1-hydroxy-2-naphthoic acid has molecular formula C11H7FO5S and molecular weight 270.23400 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(fluorosulfonyl)-1-hydroxy-2-naphthoic acid (CAS 839-78-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30627-8 (accessed 2026-10-23).

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