Sodium 2-chlorotoluene-4-sulfonate

2-氯甲苯-4-磺酸钠

Also known as: SODIUM 2-CHLOROTOLUENE-4-SULFONATE, SODIUM 3-CHLORO-4-METHYLBENZENESULFONATE, 2-CHLOROTOLUENE-4-SULFONIC ACID SODIUM SALT, 2-CHLOROTOLUENE-P-SULFONIC ACID SODIUM SALT, 3-Chloro-4-methylbenzenesulfonic acid sodium salt, Benzenesulfonic acid,3-chloro-4-methyl-, sodium salt (1:1), Sodium 3-chloro-4-methylbenzenesulfonate, 3-Chloro-p-toluenesulfonic acid sodium salt

Sodium 2-chlorotoluene-4-sulfonate (CAS 5138-91-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C7H6ClNaO3S and a molecular weight of 228.62900 g/mol. It is also known as SODIUM 2-CHLOROTOLUENE-4-SULFONATE, SODIUM 3-CHLORO-4-METHYLBENZENESULFONATE and 2-CHLOROTOLUENE-4-SULFONIC ACID SODIUM SALT. Key property: a density of 1.471g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5138-91-0
Jingsj CID
J-849066-3
Molecular Formula
C7H6ClNaO3S
Chinese Name
2-氯甲苯-4-磺酸钠
Molecular Weight
228.62900 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Density1.471g/cm3

Frequently Asked Questions

What is the CAS number of Sodium 2-chlorotoluene-4-sulfonate?

The CAS number of Sodium 2-chlorotoluene-4-sulfonate is 5138-91-0.

What are the molecular formula and molecular weight of Sodium 2-chlorotoluene-4-sulfonate?

Sodium 2-chlorotoluene-4-sulfonate has molecular formula C7H6ClNaO3S and molecular weight 228.62900 g/mol.

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

Last updated:

How to cite: Jingsj. "Sodium 2-chlorotoluene-4-sulfonate (CAS 5138-91-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-849066-3 (accessed 2026-10-24).

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