3-(Benzyldimethylammonio)propanesulfonate

3-(苄基二甲基铵基)丙烷基磺酸

Also known as: NDSB-256, 3-[Benzyl(dimethyl)ammonio]propane-1-sulfonate, 3-(N-Phenylmethyl-N,N-dimethylammonio)propanesulfonate, Dimethylbenzyl-(3-sulfopropyl)ammonium inner salt, Benzenemethanaminium, N,N-dimethyl-N-(3-sulfopropyl)-, inner salt

3-(Benzyldimethylammonio)propanesulfonate (CAS 81239-45-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H19NO3S and a molecular weight of 257.34900 g/mol. It is also known as NDSB-256, 3-[Benzyl(dimethyl)ammonio]propane-1-sulfonate and 3-(N-Phenylmethyl-N,N-dimethylammonio)propanesulfonate. Key property: a melting point of 245-248. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
81239-45-4
Jingsj CID
J-49484-9
Molecular Formula
C12H19NO3S
Chinese Name
3-(苄基二甲基铵基)丙烷基磺酸
Molecular Weight
257.34900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point245-248

Frequently Asked Questions

What is the CAS number of 3-(Benzyldimethylammonio)propanesulfonate?

The CAS number of 3-(Benzyldimethylammonio)propanesulfonate is 81239-45-4.

What are the molecular formula and molecular weight of 3-(Benzyldimethylammonio)propanesulfonate?

3-(Benzyldimethylammonio)propanesulfonate has molecular formula C12H19NO3S and molecular weight 257.34900 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(Benzyldimethylammonio)propanesulfonate (CAS 81239-45-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49484-9 (accessed 2026-10-24).

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