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3,4-dimethoxybenzenesulfonyl chloride

3,4-二甲氧基苯磺酰氯

Also known as: 3,4-dimethoxybenzenesulphonyl chloride, 3,4-dimethoxybenzene-1-sulfonyl chloride, benzenesulfonyl chloride, 3,4-dimethoxy-, 3,4-dimethoxy-phenyl-sulfonyl chloride, 3,4-diMeO-C6H3-SO2Cl, AKOS B019393, AKOS BBS-00006964, ART-CHEM-BB B019393, ASISCHEM D48920, TIMTEC-BB SBB003242

3,4-dimethoxybenzenesulfonyl chloride (CAS 23095-31-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H9ClO4S and a molecular weight of 236.673 g/mol. It is also known as 3,4-dimethoxybenzenesulphonyl chloride, 3,4-dimethoxybenzene-1-sulfonyl chloride and benzenesulfonyl chloride, 3,4-dimethoxy-. Key properties include a melting point of 67-70 °C(lit.), a boiling point of 346.2±27.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 163.2±23.7 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
23095-31-0
Jingsj CID
J-27874-8
Molecular Formula
C8H9ClO4S
Chinese Name
3,4-二甲氧基苯磺酰氯
Molecular Weight
236.673 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point67-70 °C(lit.)
Boiling Point346.2±27.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point163.2±23.7 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3,4-dimethoxybenzenesulfonyl chloride?

The CAS number of 3,4-dimethoxybenzenesulfonyl chloride is 23095-31-0.

What are the molecular formula and molecular weight of 3,4-dimethoxybenzenesulfonyl chloride?

3,4-dimethoxybenzenesulfonyl chloride has molecular formula C8H9ClO4S and molecular weight 236.673 g/mol.

Is 3,4-dimethoxybenzenesulfonyl chloride hazardous?

3,4-dimethoxybenzenesulfonyl chloride has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "3,4-dimethoxybenzenesulfonyl chloride (CAS 23095-31-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27874-8 (accessed 2026-10-22).

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