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Sodium 3-nitrobenzenesulfonate

Also known as: 3-Nitrobenzenesulfonic acid sodium salt, Sodium m-nitrobenzenesulfonate, Resist salt, Sodium 3-nitrobenzenesulphonate, m-Nitrobenzenesulfonic acid sodium salt

Sodium 3-nitrobenzenesulfonate (CAS 127-68-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H4NNaO5S and a molecular weight of 225.154 g/mol. Key properties include a melting point of 350 °C, a boiling point of 215 - 219ºC, a density of 1.637g/cm3 and a flash point of 100 °C. It is classified under GHS with signal word Warning and hazard statements H317 — May cause an allergic skin reaction and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
127-68-4
Jingsj CID
J-42675-5
Molecular Formula
C6H4NNaO5S
Molecular Weight
225.154 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point350 °C
Boiling Point215 - 219ºC
Density1.637g/cm3
Flash Point100 °C
Exact Mass224.970779
PSA111.40000
LogP2.10290
Additional Property200 g/L (20 ºC)

GHS Safety & Compliance

IrritantSignal word: Warning
  • H317 — May cause an allergic skin reaction
  • H319 — Causes serious eye irritation

Customs & Trade Information

HS Code2904909090
SummaryHS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Sodium 3-nitrobenzenesulfonate?

The CAS number of Sodium 3-nitrobenzenesulfonate is 127-68-4.

What are the molecular formula and molecular weight of Sodium 3-nitrobenzenesulfonate?

Sodium 3-nitrobenzenesulfonate has molecular formula C6H4NNaO5S and molecular weight 225.154 g/mol.

Is Sodium 3-nitrobenzenesulfonate hazardous?

Sodium 3-nitrobenzenesulfonate has GHS signal word Warning and hazard statements H317 — May cause an allergic skin reaction; H319 — Causes serious eye irritation.

What are the upstream and downstream products of Sodium 3-nitrobenzenesulfonate?

For Sodium 3-nitrobenzenesulfonate, Downstream Products: 3,3'-Dinitrodiphenyl disulfide, Quinmerac, 3,5-Dichlorosalicylaldehyde.

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 3-nitrobenzenesulfonate (CAS 127-68-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42675-5 (accessed 2026-11-09).

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