2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-8-[2-[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-, sodium salt (1:4)

7-氨基-4-羟基-3-[2-[2-甲氧基-5-甲基-4-[[2-(磺酰氧基)乙基]磺酰基]苯基]二氮烯基]-8-[2-[2-磺基-4-[[2-(磺酰氧基)乙基]磺酰基]苯基]二氮烯基]-2-萘磺酸四钠盐

2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-8-[2-[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-, sodium salt (1:4) (CAS 503155-49-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C28H25N5Na4O20S6 and a molecular weight of 1035.9 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
503155-49-5
Jingsj CID
J-814297-1
Molecular Formula
C28H25N5Na4O20S6
Chinese Name
7-氨基-4-羟基-3-[2-[2-甲氧基-5-甲基-4-[[2-(磺酰氧基)乙基]磺酰基]苯基]二氮烯基]-8-[2-[2-磺基-4-[[2-(磺酰氧基)乙基]磺酰基]苯基]二氮烯基]-2-萘磺酸四钠盐
Molecular Weight
1035.9 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-8-[2-[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-, sodium salt (1:4)?

The CAS number of 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-8-[2-[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-, sodium salt (1:4) is 503155-49-5.

What are the molecular formula and molecular weight of 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-8-[2-[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-, sodium salt (1:4)?

2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-8-[2-[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-, sodium salt (1:4) has molecular formula C28H25N5Na4O20S6 and molecular weight 1035.9 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[2-[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-8-[2-[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-, sodium salt (1:4) (CAS 503155-49-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-814297-1 (accessed 2026-10-26).

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