Aminomethanesulfonic acid

氨基甲磺酸

Also known as: Aminomethanesulphonic acid, Aminomethylsulfonic acid, Aminomethylsulphonic acid, (Aminomethyl)sulfonic acid, Methanesulfonic acid, amino-, NSC 209983

Aminomethanesulfonic acid (CAS 13881-91-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula CH5NO3S and a molecular weight of 111.120 g/mol. It is also known as Aminomethanesulphonic acid, Aminomethylsulfonic acid and Aminomethylsulphonic acid. Key properties include a melting point of 184 °C (dec.)(lit.) and a density of 1.7±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13881-91-9
Jingsj CID
J-6935-3
Molecular Formula
CH5NO3S
Chinese Name
氨基甲磺酸
Molecular Weight
111.120 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point184 °C (dec.)(lit.)
Density1.7±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of Aminomethanesulfonic acid?

The CAS number of Aminomethanesulfonic acid is 13881-91-9.

What are the molecular formula and molecular weight of Aminomethanesulfonic acid?

Aminomethanesulfonic acid has molecular formula CH5NO3S and molecular weight 111.120 g/mol.

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

Last updated:

How to cite: Jingsj. "Aminomethanesulfonic acid (CAS 13881-91-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6935-3 (accessed 2026-10-23).

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