ammonium octadecyl sulphate

十八烷基硫酸酯铵

Also known as: ammonium octadecyl sulfate, Sulfuric acid, monooctadecyl ester, ammonium salt, Octadecyl ammonium sulfate, Stearyl alcohol sulfate ammonium salt, Sulfuric acid ammonium=octadecyl ester salt, azane, octadecyl hydrogen sulfate

ammonium octadecyl sulphate (CAS 4696-46-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H41NO4S and a molecular weight of 367.58700 g/mol. It is also known as ammonium octadecyl sulfate, Sulfuric acid, monooctadecyl ester, ammonium salt and Octadecyl ammonium sulfate. Key properties include a boiling point of 493.6ºC at 760mmHg and a flash point of 252.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4696-46-2
Jingsj CID
J-1306858-1
Molecular Formula
C18H41NO4S
Chinese Name
十八烷基硫酸酯铵
Molecular Weight
367.58700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point493.6ºC at 760mmHg
Flash Point252.3ºC

Frequently Asked Questions

What is the CAS number of ammonium octadecyl sulphate?

The CAS number of ammonium octadecyl sulphate is 4696-46-2.

What are the molecular formula and molecular weight of ammonium octadecyl sulphate?

ammonium octadecyl sulphate has molecular formula C18H41NO4S and molecular weight 367.58700 g/mol.

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

Last updated:

How to cite: Jingsj. "ammonium octadecyl sulphate (CAS 4696-46-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1306858-1 (accessed 2026-10-25).

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