Sodium octoxynol-2 ethane sulfonate

辛苯酚聚醚-2 乙磺酸酯钠

Also known as: Entsufon [INN], Sodium 2-[2-[2-[4-(1,1,3,3-tetramethylbutyl)phenoxy]ethoxy]ethoxy]ethanesulfonate, Sodium 2-(2-(2-(4-(2,4,4-trimethylpentan-2-yl)phenoxy)ethoxy)ethoxy)ethanesulfonate, 2-[2-[2-[4-(2,4,4-trimethylpentan-2-yl)phenoxy]ethoxy]ethoxy]ethanesulfonic acid, 2-[2-[2-[p-(1,1,3,3-Tetramethylbutyl)phenoxy]ethoxy]ethoxy]ethanesulfonic acid, UNII-4HI65O1DUA, SODIUM AKYLARYLPOLYETHER SULFONATE

Sodium octoxynol-2 ethane sulfonate (CAS 55837-16-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2HNa2O12S and a molecular weight of 295.06700 g/mol. It is also known as Entsufon [INN], Sodium 2-[2-[2-[4-(1,1,3,3-tetramethylbutyl)phenoxy]ethoxy]ethoxy]ethanesulfonate and Sodium 2-(2-(2-(4-(2,4,4-trimethylpentan-2-yl)phenoxy)ethoxy)ethoxy)ethanesulfonate. Key property: a density of 1.118g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55837-16-6
Jingsj CID
J-870655-1
Molecular Formula
C2HNa2O12S
Chinese Name
辛苯酚聚醚-2 乙磺酸酯钠
Molecular Weight
295.06700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.118g/cm3

Frequently Asked Questions

What is the CAS number of Sodium octoxynol-2 ethane sulfonate?

The CAS number of Sodium octoxynol-2 ethane sulfonate is 55837-16-6.

What are the molecular formula and molecular weight of Sodium octoxynol-2 ethane sulfonate?

Sodium octoxynol-2 ethane sulfonate has molecular formula C2HNa2O12S and molecular weight 295.06700 g/mol.

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

Last updated:

How to cite: Jingsj. "Sodium octoxynol-2 ethane sulfonate (CAS 55837-16-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-870655-1 (accessed 2026-10-25).

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