2-(Phenylsulfonyl)-1,4-benzenediol

Also known as: 1,4-Benzenediol, 2-(phenylsulfonyl)-, 2-(Phenylsulfonyl)benzene-1,4-diol, 2-(benzenesulfonyl)benzene-1,4-diol, 2-(phenylsulfonyl)hydroquinone, 2-benzenesulfonyl-hydroquinone, 2-phenylsulfonyl-1,4-dihydroxybenzene, 2-phenylsulfonyl-1,4-hydroquinone, phenylsulfonylbenzenediol, phenylsulfonylhydroquinone, hydroquinone, (phenylsulfonyl)-

2-(Phenylsulfonyl)-1,4-benzenediol (CAS 23156-75-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C12H10O4S and a molecular weight of 250.27000 g/mol. Key properties include a melting point of 198-200ºC, a boiling point of 513.5ºC at 760mmHg, a density of 1.432g/cm3 and a flash point of 264.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 23156-75-4
Jingsj CID: J-1360772-2
Molecular Formula: C₁₂H₁₀O₄S
Molecular Weight: 250.27000 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	198-200ºC
Boiling Point	513.5ºC at 760mmHg
Density	1.432g/cm3
Flash Point	264.4ºC
Exact Mass	250.03000
PSA	82.98000
LogP	3.01140
Vapor Pressure	3.62E-11mmHg at 25°C
Refractive Index	1.645

Customs & Trade Information

HS Code	2908999090
Summary	2908999090 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 2-(Phenylsulfonyl)-1,4-benzenediol?

The CAS number of 2-(Phenylsulfonyl)-1,4-benzenediol is 23156-75-4.

What are the molecular formula and molecular weight of 2-(Phenylsulfonyl)-1,4-benzenediol?

2-(Phenylsulfonyl)-1,4-benzenediol has molecular formula C12H10O4S and molecular weight 250.27000 g/mol.

What are the upstream and downstream products of 2-(Phenylsulfonyl)-1,4-benzenediol?

For 2-(Phenylsulfonyl)-1,4-benzenediol, Upstream Products: Sodium benzenesulfinate, 1,4-Benzoquinone, Benzenesulfinic acid; Downstream Products: Hydroquinone.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-(Phenylsulfonyl)-1,4-benzenediol (CAS 23156-75-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1360772-2 (accessed 2026-11-09).

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