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5-[2-[2,6-Dihydroxy-3-[2-[4-[(5-nitro-2-sulfophenyl)amino]phenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-1-[2-[4-[(3-nitro-2-sulfophenyl)amino]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid

5-[2-[2,6-Dihydroxy-3-[2-[4-[(5-nitro-2-sulfophenyl)amino]phenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-1-[2-[4-[(3-nitro-2-sulfophenyl)amino]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid (CAS 1185738-91-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C40H28N10O19S4 and a molecular weight of 1081.0 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1185738-91-3
Jingsj CID
J-61698-0
Molecular Formula
C40H28N10O19S4
Molecular Weight
1081.0 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-[2-[2,6-Dihydroxy-3-[2-[4-[(5-nitro-2-sulfophenyl)amino]phenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-1-[2-[4-[(3-nitro-2-sulfophenyl)amino]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid?

The CAS number of 5-[2-[2,6-Dihydroxy-3-[2-[4-[(5-nitro-2-sulfophenyl)amino]phenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-1-[2-[4-[(3-nitro-2-sulfophenyl)amino]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid is 1185738-91-3.

What are the molecular formula and molecular weight of 5-[2-[2,6-Dihydroxy-3-[2-[4-[(5-nitro-2-sulfophenyl)amino]phenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-1-[2-[4-[(3-nitro-2-sulfophenyl)amino]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid?

5-[2-[2,6-Dihydroxy-3-[2-[4-[(5-nitro-2-sulfophenyl)amino]phenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-1-[2-[4-[(3-nitro-2-sulfophenyl)amino]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid has molecular formula C40H28N10O19S4 and molecular weight 1081.0 g/mol.

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

Last updated:

How to cite: Jingsj. "5-[2-[2,6-Dihydroxy-3-[2-[4-[(5-nitro-2-sulfophenyl)amino]phenyl]diazenyl]phenyl]diazenyl]-4-hydroxy-1-[2-[4-[(3-nitro-2-sulfophenyl)amino]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid (CAS 1185738-91-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-61698-0 (accessed 2026-10-23).

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