2-[2-[4-[2-(4-Amino-7-sulfo-1-naphthalenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]-1,4-benzenedisulfonic acid

2-[2-[4-[2-(4-氨基-7-磺基-1-萘基)二氮烯基]-2,5-二甲基苯基]二氮烯基]-1,4-苯二磺酸

2-[2-[4-[2-(4-Amino-7-sulfo-1-naphthalenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]-1,4-benzenedisulfonic acid (CAS 66261-69-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C24H21N5O9S3 and a molecular weight of 619.7 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66261-69-6
Jingsj CID
J-831093-4
Molecular Formula
C24H21N5O9S3
Chinese Name
2-[2-[4-[2-(4-氨基-7-磺基-1-萘基)二氮烯基]-2,5-二甲基苯基]二氮烯基]-1,4-苯二磺酸
Molecular Weight
619.7 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-[2-[4-[2-(4-Amino-7-sulfo-1-naphthalenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]-1,4-benzenedisulfonic acid?

The CAS number of 2-[2-[4-[2-(4-Amino-7-sulfo-1-naphthalenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]-1,4-benzenedisulfonic acid is 66261-69-6.

What are the molecular formula and molecular weight of 2-[2-[4-[2-(4-Amino-7-sulfo-1-naphthalenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]-1,4-benzenedisulfonic acid?

2-[2-[4-[2-(4-Amino-7-sulfo-1-naphthalenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]-1,4-benzenedisulfonic acid has molecular formula C24H21N5O9S3 and molecular weight 619.7 g/mol.

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

Last updated:

How to cite: Jingsj. "2-[2-[4-[2-(4-Amino-7-sulfo-1-naphthalenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]-1,4-benzenedisulfonic acid (CAS 66261-69-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-831093-4 (accessed 2026-10-24).

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