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Benzenesulfonic acid, 3,5-dichloro-4-hydroxy-

Also known as: 3,5-Dichloro-4-hydroxybenzenesulfonic acid, 3,5-Dichloro-4-hydroxybenzenesulphonic acid, 3,5-Dichloro-4-hydroxybenzene-1-sulfonic acid, NSC 202726, 1-Phenol-4-sulfonic acid, 2,6-dichloro-, 3,5-Dichlor-4-hydroxy-benzolsulfonsaeure

Benzenesulfonic acid, 3,5-dichloro-4-hydroxy- (CAS 25319-98-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H4Cl2O4S and a molecular weight of 243.06500 g/mol. Key property: a density of 1.806g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25319-98-6
Jingsj CID
J-1073188-1
Molecular Formula
C6H4Cl2O4S
Molecular Weight
243.06500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.806g/cm3
Exact Mass241.92100
PSA82.98000
LogP3.02650
Refractive Index1.636
Storage Conditions2-8°C

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 Benzenesulfonic acid, 3,5-dichloro-4-hydroxy-?

The CAS number of Benzenesulfonic acid, 3,5-dichloro-4-hydroxy- is 25319-98-6.

What are the molecular formula and molecular weight of Benzenesulfonic acid, 3,5-dichloro-4-hydroxy-?

Benzenesulfonic acid, 3,5-dichloro-4-hydroxy- has molecular formula C6H4Cl2O4S and molecular weight 243.06500 g/mol.

What are the upstream and downstream products of Benzenesulfonic acid, 3,5-dichloro-4-hydroxy-?

For Benzenesulfonic acid, 3,5-dichloro-4-hydroxy-, Upstream Products: 2,6-Dichlorophenol, 3,5-Dichloro-4-hydroxybenzenesulfonyl chloride, 2,6-Dichloroanisole; Downstream Products: 2-Chloro-4,6-dinitrophenol, 2,6-Dichloro-4-nitrophenol.

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

Last updated:

How to cite: Jingsj. "Benzenesulfonic acid, 3,5-dichloro-4-hydroxy- (CAS 25319-98-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1073188-1 (accessed 2026-11-09).

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