7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid

Also known as: 2-Acetamido-5-hydroxy-7-naphthalenesulfonic acid, 2-Acetylamino-5-hydroxy-7-naphthalenesulfonic acid, 7-Acetamido-4-hydroxy-2-naphthalenesulfonic acid, 6-Acetylamino-1-hydroxynaphthalene-3-sulfonic acid, ACETYL J ACID

7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid (CAS 6334-97-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H11NO5S and a molecular weight of 281.28400 g/mol. Key property: a density of 1.581g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 6334-97-0
Jingsj CID: J-1017317-8
Molecular Formula: C₁₂H₁₁NO₅S
Molecular Weight: 281.28400 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.581g/cm3
Exact Mass	281.03600
PSA	112.08000
LogP	2.90430

Customs & Trade Information

HS Code	2924299090
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid?

The CAS number of 7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid is 6334-97-0.

What are the molecular formula and molecular weight of 7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid?

7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid has molecular formula C12H11NO5S and molecular weight 281.28400 g/mol.

What are the upstream and downstream products of 7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid?

For 7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid, Upstream Products: 7-amino-4-hydroxy-2-naphthalenesulfonic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid (CAS 6334-97-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1017317-8 (accessed 2026-11-09).

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