1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, potassium sodium salt

7-羟基-8-[(4-磺基-1-萘基)偶氮]-1,3-萘二磺酸钾钠盐

Also known as: 1,3-Naphthalenedisulfonicacid, 7-hydroxy-8-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, potassium sodium salt(1:?:?), dipotassium,sodium,(8Z)-7-oxo-8-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-1,3-disulfonate, 7-hydroxy-8-[(4-sulpho-1-naphthyl)azo]naphthalene-1,3-disulphonic acid, potassium sodium salt, 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-(4-sulfo-1-naphthalenyl)azo-, potassium sodium salt

1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, potassium sodium salt (CAS 83006-79-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H11K2N2NaO10S3 and a molecular weight of 636.69000 g/mol. It is also known as 1,3-Naphthalenedisulfonicacid, 7-hydroxy-8-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, potassium sodium salt(1:?:?), dipotassium,sodium,(8Z)-7-oxo-8-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-1,3-disulfonate and 7-hydroxy-8-[(4-sulpho-1-naphthyl)azo]naphthalene-1,3-disulphonic acid, potassium sodium salt. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
83006-79-5
Jingsj CID
J-1117936-8
Molecular Formula
C20H11K2N2NaO10S3
Chinese Name
7-羟基-8-[(4-磺基-1-萘基)偶氮]-1,3-萘二磺酸钾钠盐
Molecular Weight
636.69000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, potassium sodium salt?

The CAS number of 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, potassium sodium salt is 83006-79-5.

What are the molecular formula and molecular weight of 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, potassium sodium salt?

1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, potassium sodium salt has molecular formula C20H11K2N2NaO10S3 and molecular weight 636.69000 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, potassium sodium salt (CAS 83006-79-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1117936-8 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.