4-Ethynylbenzenesulfonyl chloride

4-乙炔基苯磺酰氯

Also known as: 4-Ethynyl-benzenesulfonyl chloride, Benzenesulfonyl chloride, 4-ethynyl-

4-Ethynylbenzenesulfonyl chloride (CAS 2168215-65-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H5ClO2S and a molecular weight of 200.64 g/mol. It is also known as 4-Ethynyl-benzenesulfonyl chloride and Benzenesulfonyl chloride, 4-ethynyl-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2168215-65-2
Jingsj CID: J-364034-0
Molecular Formula: C₈H₅ClO₂S
Chinese Name: 4-乙炔基苯磺酰氯
Molecular Weight: 200.64 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Ethynylbenzenesulfonyl chloride?

The CAS number of 4-Ethynylbenzenesulfonyl chloride is 2168215-65-2.

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

4-Ethynylbenzenesulfonyl chloride has molecular formula C8H5ClO2S and molecular weight 200.64 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Ethynylbenzenesulfonyl chloride (CAS 2168215-65-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-364034-0 (accessed 2026-10-24).

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