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4-Hydroxybenzenesulfonyl chloride

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. 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-1106953-7
Molecular Formula
C6H5ClO3S
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
Exact Mass191.964798
PSA62.75000
LogP1.72
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.588

Customs & Trade Information

HS Code2908999090
Summary2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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.

What are the upstream and downstream products of 4-Hydroxybenzenesulfonyl chloride?

For 4-Hydroxybenzenesulfonyl chloride, Upstream Products: Sodium 4-hydroxybenzenesulfonate; Downstream Products: 4-Hydroxybenzenesulfonic acid, 4-Hydroxy-N-phenylbenzenesulfonamide, N-(4-acetylphenyl)-4-hydroxybenzenesulfonamide.

Data compiled from public chemical databases such as PubChem 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-1106953-7 (accessed 2026-11-09).

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