Alkali blue 6B

碱蓝6B

Also known as: Acid Blue 119, Nicholson blue, Reflex blue ag, Colour Index 42765, Sodium 2-((4-(hydroxybis(4-(phenylamino)phenyl)methyl)phenyl)amino)benzenesulfonate, Sodium 4-({4-[bis(4-anilinophenyl)(hydroxy)methyl]phenyl}amino)benzenesulfonate, Triphenyl triaminotriphenylcarbinol sulfonic acid sodium salt, carbinol base sodium salt, C.I. 42765

Alkali blue 6B (CAS 1324-80-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C74H59N6NaO7S2 and a molecular weight of 1231.416 g/mol. It is also known as Acid Blue 119, Nicholson blue and Reflex blue ag. Key property: a flash point of 14 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1324-80-7
Jingsj CID
J-1131088-2
Molecular Formula
C74H59N6NaO7S2
Chinese Name
碱蓝6B
Molecular Weight
1231.416 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Flash Point14 °C

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of Alkali blue 6B?

The CAS number of Alkali blue 6B is 1324-80-7.

What are the molecular formula and molecular weight of Alkali blue 6B?

Alkali blue 6B has molecular formula C74H59N6NaO7S2 and molecular weight 1231.416 g/mol.

Is Alkali blue 6B hazardous?

Alkali blue 6B has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Alkali blue 6B (CAS 1324-80-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1131088-2 (accessed 2026-10-24).

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