2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[2-[4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-, potassium salt, compd. with 2,2',2''-nitrilotris[ethanol]

5-氨基-3-[[4-[2-[4-[(7-氨基-1-羟基-3-磺基-2-萘基)偶氮]-2-磺基苯基]乙烯基]-3-磺基苯基]偶氮]-4-羟基-2,7-萘二磺酸钾盐与三乙醇胺的化合物

Also known as: 2,7-Naphthalenedisulfonic acid, 5-amino-3-((4-(2-(4-((7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)-2-sulfophenyl)ethenyl)-3-sulfophenyl)azo)-4-hydroxy-, potassium salt, compd. with 2,2',2''-nitrilotris(ethanol), 2,7-Naphthalenedisulfonic acid,5-amino-3-[[4-[2-[4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-,potassium salt,compd. with 2,2',2''-nitrilotris[ethanol], EINECS 286-556-7

2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[2-[4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-, potassium salt, compd. with 2,2',2''-nitrilotris[ethanol] (CAS 85269-32-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C40H36K5N7O20S5 and a molecular weight of 1290.57000 g/mol. It is also known as 2,7-Naphthalenedisulfonic acid, 5-amino-3-((4-(2-(4-((7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)-2-sulfophenyl)ethenyl)-3-sulfophenyl)azo)-4-hydroxy-, potassium salt, compd. with 2,2',2''-nitrilotris(ethanol), 2,7-Naphthalenedisulfonic acid,5-amino-3-[[4-[2-[4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-,potassium salt,compd. with 2,2',2''-nitrilotris[ethanol] and EINECS 286-556-7. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 85269-32-5
Jingsj CID: J-1503068-3
Molecular Formula: C₄₀H₃₆K₅N₇O₂₀S₅
Chinese Name: 5-氨基-3-[[4-[2-[4-[(7-氨基-1-羟基-3-磺基-2-萘基)偶氮]-2-磺基苯基]乙烯基]-3-磺基苯基]偶氮]-4-羟基-2,7-萘二磺酸钾盐与三乙醇胺的化合物
Molecular Weight: 1290.57000 g/mol
Category: Solvents
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[2-[4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-, potassium salt, compd. with 2,2',2''-nitrilotris[ethanol]?

The CAS number of 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[2-[4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-, potassium salt, compd. with 2,2',2''-nitrilotris[ethanol] is 85269-32-5.

What are the molecular formula and molecular weight of 2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[2-[4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-, potassium salt, compd. with 2,2',2''-nitrilotris[ethanol]?

2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[2-[4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-, potassium salt, compd. with 2,2',2''-nitrilotris[ethanol] has molecular formula C40H36K5N7O20S5 and molecular weight 1290.57000 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4-[2-[4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-2-sulfophenyl]ethenyl]-3-sulfophenyl]azo]-4-hydroxy-, potassium salt, compd. with 2,2',2''-nitrilotris[ethanol] (CAS 85269-32-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503068-3 (accessed 2026-10-24).

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