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4-Hydroxybenzenesulfonyl chloride

4-羟基苯磺酰氯

Also known as: 4-(Chlorosulfonyl)phenol, p-Hydroxybenzenesulfonyl chloride, Benzenesulfonyl chloride, 4-hydroxy-, 4-Hydroxybenzene-1-sulfonyl chloride, 4-Hydroxybenzenesulfonic acid chloride, 4-hydroxybenzenesulfonylchloride, p-hydroxyphenylsulfonyl chloride, H90104

4-Hydroxybenzenesulfonyl chloride (CAS 4025-67-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H5ClO3S and a molecular weight of 192.620 g/mol. It is also known as 4-(Chlorosulfonyl)phenol, p-Hydroxybenzenesulfonyl chloride and Benzenesulfonyl chloride, 4-hydroxy-. Key properties include a melting point of 90-92ºC, a boiling point of 324.9±25.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 150.3±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4025-67-6
Jingsj CID
J-1106953-5
Molecular Formula
C6H5ClO3S
Chinese Name
4-羟基苯磺酰氯
Molecular Weight
192.620 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point90-92ºC
Boiling Point324.9±25.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point150.3±23.2 °C

Frequently Asked Questions

What is the CAS number of 4-Hydroxybenzenesulfonyl chloride?

The CAS number of 4-Hydroxybenzenesulfonyl chloride is 4025-67-6.

What are the molecular formula and molecular weight of 4-Hydroxybenzenesulfonyl chloride?

4-Hydroxybenzenesulfonyl chloride has molecular formula C6H5ClO3S and molecular weight 192.620 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Hydroxybenzenesulfonyl chloride (CAS 4025-67-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1106953-5 (accessed 2026-10-22).

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