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Sodium xylenesulfonate

Also known as: SXS, Sodium dimethylbenzenesulfonate, Naxonate SX, Naxonate 4L, Naxonate 5L, Naxolate 4LS, Stepanate X, Surco SXS, Hydrotrope, Benzenesulfonic acid, dimethyl-, sodium salt

Sodium xylenesulfonate (CAS 1300-72-7) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C8H9NaO3S and a molecular weight of 208.210 g/mol. Key properties include a melting point of 27°C, a boiling point of 157°C and a density of 1.17 g/mL at 25 °C. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1300-72-7
Jingsj CID
J-1323545-3
Molecular Formula
C8H9NaO3S
Molecular Weight
208.210 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point27°C
Boiling Point157°C
Density1.17 g/mL at 25 °C
Exact Mass208.017014
PSA65.58000
LogP2.28830
Refractive Indexn20/D 1.405
Additional Property>=10 g/100 mL at 20 ºC

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye irritation

Customs & Trade Information

HS Code2904100000
Summary2904100000 derivatives containing only sulpho groups, their salts and ethyl esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Sodium xylenesulfonate?

The CAS number of Sodium xylenesulfonate is 1300-72-7.

What are the molecular formula and molecular weight of Sodium xylenesulfonate?

Sodium xylenesulfonate has molecular formula C8H9NaO3S and molecular weight 208.210 g/mol.

Is Sodium xylenesulfonate hazardous?

Sodium xylenesulfonate has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

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

Last updated:

How to cite: Jingsj. "Sodium xylenesulfonate (CAS 1300-72-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1323545-3 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.