Fast Red B Salt 1,5-Naphthalenedisulfonate

固红B盐1,5-萘二磺酸盐

Also known as: 2-methoxy-4-nitrobenzenediazonium naphthalene-1,5-disulfonate (2:1), Bis(2-methoxy-4-nitrobenzenediazonium) naphthalene-1,5-disulfonate, Bis(2-methoxy-4-nitrophenyldiazonium) 1,5-naphthalenedisulfonate, Benzenediazonium, 2-methoxy-4-nitro-, 1,5-naphthalenedisulfonate (2:1), EINECS 263-324-3, Echt Rot B salt 1,5-naphthalenedisulfonate, F0751

Fast Red B Salt 1,5-Naphthalenedisulfonate (CAS 61925-55-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C24H18N6O12S2 and a molecular weight of 646.563 g/mol. It is also known as 2-methoxy-4-nitrobenzenediazonium naphthalene-1,5-disulfonate (2:1), Bis(2-methoxy-4-nitrobenzenediazonium) naphthalene-1,5-disulfonate and Bis(2-methoxy-4-nitrophenyldiazonium) 1,5-naphthalenedisulfonate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
61925-55-1
Jingsj CID
J-1480643-6
Molecular Formula
C24H18N6O12S2
Chinese Name
固红B盐1,5-萘二磺酸盐
Molecular Weight
646.563 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Fast Red B Salt 1,5-Naphthalenedisulfonate?

The CAS number of Fast Red B Salt 1,5-Naphthalenedisulfonate is 61925-55-1.

What are the molecular formula and molecular weight of Fast Red B Salt 1,5-Naphthalenedisulfonate?

Fast Red B Salt 1,5-Naphthalenedisulfonate has molecular formula C24H18N6O12S2 and molecular weight 646.563 g/mol.

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

Last updated:

How to cite: Jingsj. "Fast Red B Salt 1,5-Naphthalenedisulfonate (CAS 61925-55-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1480643-6 (accessed 2026-10-25).

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