4-Ethylbenzenesulfonyl chloride

4-乙基苯磺酰氯

Also known as: 4-Ethylbenzene-1-sulfonyl chloride, 4-Ethylbenzenesulfonyl chloride, 4-Ethylbenzenesulphonic acid chloride, 4-Ethylbenzenesulfonic acid chloride, Benzenesulfonyl chloride, 4-ethyl-, P-Ethylbenzenesulfonyl chloride, ethylbenzenesulfonylchloride

4-Ethylbenzenesulfonyl chloride (CAS 16712-69-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H9ClO2S and a molecular weight of 204.674 g/mol. It is also known as 4-Ethylbenzene-1-sulfonyl chloride, 4-Ethylbenzenesulphonic acid chloride and 4-Ethylbenzenesulfonic acid chloride. Key properties include a melting point of 8-12°C, a boiling point of 278.4±19.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 122.2±21.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 16712-69-9
Jingsj CID: J-27396-7
Molecular Formula: C₈H₉ClO₂S
Chinese Name: 4-乙基苯磺酰氯
Molecular Weight: 204.674 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	8-12°C
Boiling Point	278.4±19.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	122.2±21.5 °C

Frequently Asked Questions

What is the CAS number of 4-Ethylbenzenesulfonyl chloride?

The CAS number of 4-Ethylbenzenesulfonyl chloride is 16712-69-9.

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

4-Ethylbenzenesulfonyl chloride has molecular formula C8H9ClO2S and molecular weight 204.674 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-Ethylbenzenesulfonyl chloride (CAS 16712-69-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27396-7 (accessed 2026-10-22).

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