4-Ethylbenzenesulfonamide

4-乙基苯磺酰胺

Also known as: p-Ethylbenzenesulfonamide, 4-ethylbenzenesulphonamide, p-ethylbenzenesulfonamide, benzenesulfonamide, 4-ethyl-, 4-ethyl-benzenesulfonic acid amide, MFCD01365828, 4-Aethyl-benzolsulfonsaeure-amid

4-Ethylbenzenesulfonamide (CAS 138-38-5) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H11NO2S and a molecular weight of 185.243 g/mol. It is also known as p-Ethylbenzenesulfonamide, 4-ethylbenzenesulphonamide and p-ethylbenzenesulfonamide. Key properties include a melting point of 111 °C, a boiling point of 329.7±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 153.2±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
138-38-5
Jingsj CID
J-10517-4
Molecular Formula
C8H11NO2S
Chinese Name
4-乙基苯磺酰胺
Molecular Weight
185.243 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point111 °C
Boiling Point329.7±35.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point153.2±25.9 °C

Frequently Asked Questions

What is the CAS number of 4-Ethylbenzenesulfonamide?

The CAS number of 4-Ethylbenzenesulfonamide is 138-38-5.

What are the molecular formula and molecular weight of 4-Ethylbenzenesulfonamide?

4-Ethylbenzenesulfonamide has molecular formula C8H11NO2S and molecular weight 185.243 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Ethylbenzenesulfonamide (CAS 138-38-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10517-4 (accessed 2026-10-22).

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