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Naphthalene-1,3,5-trisulfonic acid

Also known as: Naphthalene-1,3,5-trisulphonic acid, 1,3,5-Naphthalene Trisulfonic Acid, NAPHTHYL-1,3,5-TRISULFONIC ACID, Sodium 1,3,5-naphthalenetrisulfonate, Trisodium 1,3,5-naphthalenetrisulfonate, Naphthalin-1,3,5-trisulfonsaeure

Naphthalene-1,3,5-trisulfonic acid (CAS 6654-64-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H8O9S3 and a molecular weight of 368.36000 g/mol. Key property: a density of 1.919 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
6654-64-4
Jingsj CID
J-1400771-7
Molecular Formula
C10H8O9S3
Molecular Weight
368.36000 g/mol
Category
Organic Acids
Last updated
11/2/2026
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Physicochemical Properties

Density1.919 g/cm3
Exact Mass433.878876
PSA196.74000
LogP2.79450
Refractive Index1.714

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 Naphthalene-1,3,5-trisulfonic acid?

The CAS number of Naphthalene-1,3,5-trisulfonic acid is 6654-64-4.

What are the molecular formula and molecular weight of Naphthalene-1,3,5-trisulfonic acid?

Naphthalene-1,3,5-trisulfonic acid has molecular formula C10H8O9S3 and molecular weight 368.36000 g/mol.

What are the upstream and downstream products of Naphthalene-1,3,5-trisulfonic acid?

For Naphthalene-1,3,5-trisulfonic acid, Upstream Products: Naphthalene-2-sulfonic acid, Naphthalene, 3-Aminonaphthalene-1,5-disulfonic acid; Downstream Products: 8-Aminonaphthalene-1,3,5-trisulfonic acid.

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

Last updated:

How to cite: Jingsj. "Naphthalene-1,3,5-trisulfonic acid (CAS 6654-64-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1400771-7 (accessed 2026-11-09).

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