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2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-((5-((4-fluoro-6-((1-sulfo-2-naphthalenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)azo)-4-hydroxy-, tetrasodium salt

5-苯甲酰氨基-3-[[5-[[4-氟-6-[(1-磺基-2-萘基)氨基]-1,3,5-三嗪-2-基]氨基]-2-磺基苯基]偶氮]-4-羟基-2,7-萘二磺酸四钠盐

Also known as: C.I.Reactive Red 220:C.I.181065, Reactive Red 220

2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-((5-((4-fluoro-6-((1-sulfo-2-naphthalenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)azo)-4-hydroxy-, tetrasodium salt (CAS 171172-56-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C36H21FN8NaO14S4-3 and a molecular weight of 959.9 g/mol. It is also known as C.I.Reactive Red 220:C.I.181065 and Reactive Red 220. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
171172-56-8
Jingsj CID
J-301464-8
Molecular Formula
C36H21FN8NaO14S43
Chinese Name
5-苯甲酰氨基-3-[[5-[[4-氟-6-[(1-磺基-2-萘基)氨基]-1,3,5-三嗪-2-基]氨基]-2-磺基苯基]偶氮]-4-羟基-2,7-萘二磺酸四钠盐
Molecular Weight
959.9 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-((5-((4-fluoro-6-((1-sulfo-2-naphthalenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)azo)-4-hydroxy-, tetrasodium salt?

The CAS number of 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-((5-((4-fluoro-6-((1-sulfo-2-naphthalenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)azo)-4-hydroxy-, tetrasodium salt is 171172-56-8.

What are the molecular formula and molecular weight of 2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-((5-((4-fluoro-6-((1-sulfo-2-naphthalenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)azo)-4-hydroxy-, tetrasodium salt?

2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-((5-((4-fluoro-6-((1-sulfo-2-naphthalenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)azo)-4-hydroxy-, tetrasodium salt has molecular formula C36H21FN8NaO14S4-3 and molecular weight 959.9 g/mol.

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

Last updated:

How to cite: Jingsj. "2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-((5-((4-fluoro-6-((1-sulfo-2-naphthalenyl)amino)-1,3,5-triazin-2-yl)amino)-2-sulfophenyl)azo)-4-hydroxy-, tetrasodium salt (CAS 171172-56-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-301464-8 (accessed 2026-10-24).

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