Benzoic acid, 4-[[1-hydroxy-6-[[[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-sulfo-2-naphthalenyl]azo]-, sodium salt

4-[[1-羟基-6-[[[(5-羟基-6-苯基偶氮-7-磺基-2-萘基)氨基]羰基]氨基]-3-磺基-2-萘基]偶氮]苯甲酸钠

Also known as: Einecs 280-253-3, p-((1-Hydroxy-6-((((5-hydroxy-6-(phenylazo)-7-sulpho-2-naphthyl)amino)carbonyl)amino)-3-sulpho-2-naphthyl)azo)benzoic acid, sodium salt, Benzoic acid, 4-[2-[1-hydroxy-6-[[[[5-hydroxy-6-(2-phenyldiazenyl)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-sulfo-2-naphthalenyl]diazenyl]-, sodium salt

Benzoic acid, 4-[[1-hydroxy-6-[[[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-sulfo-2-naphthalenyl]azo]-, sodium salt (CAS 83221-74-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C34H21N6Na3O11S2 and a molecular weight of 822.66300 g/mol. It is also known as Einecs 280-253-3, p-((1-Hydroxy-6-((((5-hydroxy-6-(phenylazo)-7-sulpho-2-naphthyl)amino)carbonyl)amino)-3-sulpho-2-naphthyl)azo)benzoic acid, sodium salt and Benzoic acid, 4-[2-[1-hydroxy-6-[[[[5-hydroxy-6-(2-phenyldiazenyl)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-sulfo-2-naphthalenyl]diazenyl]-, sodium salt. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
83221-74-3
Jingsj CID
J-1568273-2
Molecular Formula
C34H21N6Na3O11S2
Chinese Name
4-[[1-羟基-6-[[[(5-羟基-6-苯基偶氮-7-磺基-2-萘基)氨基]羰基]氨基]-3-磺基-2-萘基]偶氮]苯甲酸钠
Molecular Weight
822.66300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Benzoic acid, 4-[[1-hydroxy-6-[[[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-sulfo-2-naphthalenyl]azo]-, sodium salt?

The CAS number of Benzoic acid, 4-[[1-hydroxy-6-[[[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-sulfo-2-naphthalenyl]azo]-, sodium salt is 83221-74-3.

What are the molecular formula and molecular weight of Benzoic acid, 4-[[1-hydroxy-6-[[[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-sulfo-2-naphthalenyl]azo]-, sodium salt?

Benzoic acid, 4-[[1-hydroxy-6-[[[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-sulfo-2-naphthalenyl]azo]-, sodium salt has molecular formula C34H21N6Na3O11S2 and molecular weight 822.66300 g/mol.

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

Last updated:

How to cite: Jingsj. "Benzoic acid, 4-[[1-hydroxy-6-[[[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-3-sulfo-2-naphthalenyl]azo]-, sodium salt (CAS 83221-74-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1568273-2 (accessed 2026-10-24).

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