Stearyl betaine

硬脂基甜菜碱

Also known as: Octadecyldimethylbetaine, N-Octadecyl-N,N-dimethylbetaine, Stearyldimethylbetaine, 1-Octadecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt, (Carboxylatomethyl)dimethyl(octadecyl)ammonium, N,N-Dimethyl-N-octadecylglycin, N-Stearyl betaine, Octadecyl betaine, Ammonium, (carboxymethyl)dimethyloctadecyl-, hydroxide, inner salt

Stearyl betaine (CAS 820-66-6) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C22H45NO2 and a molecular weight of 355.59800 g/mol. It is also known as Octadecyldimethylbetaine, N-Octadecyl-N,N-dimethylbetaine and Stearyldimethylbetaine. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
820-66-6
Jingsj CID
J-1368405-7
Molecular Formula
C22H45NO2
Chinese Name
硬脂基甜菜碱
Molecular Weight
355.59800 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Stearyl betaine?

The CAS number of Stearyl betaine is 820-66-6.

What are the molecular formula and molecular weight of Stearyl betaine?

Stearyl betaine has molecular formula C22H45NO2 and molecular weight 355.59800 g/mol.

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

Last updated:

How to cite: Jingsj. "Stearyl betaine (CAS 820-66-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1368405-7 (accessed 2026-10-25).

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