Acid Blue 25

酸性蓝25

Also known as: C.I. Acid Blue 25, C.I. 62055, Acid Anthracene Blue A, Acid Blue AS, Acid Blue GRL, Acid Light Blue A, Acid Naphthol Blue, Alizarine Saphirol A, Sodium 1-amino-4-anilino-9,10-dioxo-9,10-dihydroanthracene-2-sulfonate, 1-amino-4-phenylamino-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid monosodium salt

Acid Blue 25 (CAS 6408-78-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H13N2NaO5S and a molecular weight of 416.382 g/mol. It is also known as C.I. Acid Blue 25, C.I. 62055 and Acid Anthracene Blue A. Key property: a melting point of >300ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6408-78-2
Jingsj CID
J-26927-6
Molecular Formula
C20H13N2NaO5S
Chinese Name
酸性蓝25
Molecular Weight
416.382 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>300ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Acid Blue 25?

The CAS number of Acid Blue 25 is 6408-78-2.

What are the molecular formula and molecular weight of Acid Blue 25?

Acid Blue 25 has molecular formula C20H13N2NaO5S and molecular weight 416.382 g/mol.

Is Acid Blue 25 hazardous?

Acid Blue 25 has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Acid Blue 25 (CAS 6408-78-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26927-6 (accessed 2026-10-22).

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