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Sodium 1-naphthalenesulfonate

Also known as: 1-Naphthalenesulfonic acid sodium salt, Naphthalene-1-sulfonic acid sodium salt, α-Naphthalenesulfonic acid sodium salt, Sodium α-naphthalenesulfonate, 1-NAPHTHALENESULFONIC ACID SODIUM SALT, NAPHTHALENE-1-SULFONIC ACID SODIUM SALT, 1-NAPTHALENE SULFONIC ACID SODIUM SALT, Naphthalene-1-sulphonic acid sodium salt

Sodium 1-naphthalenesulfonate (CAS 130-14-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H7NaO3S and a molecular weight of 231.223 g/mol. Key properties include a melting point of 299-301°C and a density of 1.423g/cm3. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
130-14-3
Jingsj CID
J-31613-2
Molecular Formula
C10H7NaO3S
Molecular Weight
231.223 g/mol
Category
Organic Acids
Last updated
11/2/2026
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Physicochemical Properties

Melting Point299-301°C
Density1.423g/cm3
Exact Mass231.009186
PSA65.58000
LogP2.82470

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory 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 1-naphthalenesulfonate?

The CAS number of Sodium 1-naphthalenesulfonate is 130-14-3.

What are the molecular formula and molecular weight of Sodium 1-naphthalenesulfonate?

Sodium 1-naphthalenesulfonate has molecular formula C10H7NaO3S and molecular weight 231.223 g/mol.

Is Sodium 1-naphthalenesulfonate hazardous?

Sodium 1-naphthalenesulfonate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Sodium 1-naphthalenesulfonate?

For Sodium 1-naphthalenesulfonate, Downstream Products: N-Phenyl-1-naphthylamine, 1-Naphthalenethiol, 1-Naphthol.

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 1-naphthalenesulfonate (CAS 130-14-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31613-2 (accessed 2026-11-09).

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