Basic information Safety Supplier Related

AZOCARMINE B

Basic information Safety Supplier Related

AZOCARMINE B Basic information

Product Name:
AZOCARMINE B
Synonyms:
  • ACID RED 103
  • CI 50090
  • CI NO 50090
  • AZOCARMINE B
  • AZOCARMINE ''B''
  • ROSINDULINE 2B
  • Benzo(.alpha.)phenazinium,5-[(2,4-disulfophenyl)amino]-7-phenylsulfo-,hydroxide,innersalt,disodiumsalt
  • disodium,4-[(7-phenyl-3-sulfonatobenzo[a]phenazin-7-ium-5-yl)amino]benzene-1,3-disulfonate
CAS:
25360-72-9
MF:
C28H19N3O9S3.2Na
MW:
681.62
EINECS:
246-897-4
Mol File:
25360-72-9.mol
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AZOCARMINE B Chemical Properties

Melting point:
≥300 °C
CAS DataBase Reference
25360-72-9
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Safety Information

WGK Germany 
3

MSDS

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AZOCARMINE B Usage And Synthesis

Preparation

will azo Carmine CX (C.I.Acid Red 101, C.I. 50085) with 24% hair smoke sulfuric acid in 70 ~ 80 ℃ Sulfonation, make the generation of the three sulfonic acid, again as acid sodium salt out two segregation.

Definition

ChEBI: Azocarmine B is an organic sodium salt that is the disodium salt of 4-[(7-phenyl-3-sulfobenzo[a]phenazin-7-ium-5-yl)amino]benzene-1,3-disulfonic acid. It has a role as a histological dye. It contains an azocarmine B(2-).

Properties and Applications

blue-ray red. Soluble in water for blue-ray red. The strong sulfuric acid for green, dilute after brown precipitation. Join the hydrochloric acid in aqueous solution after brown precipitation.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3 2-3 3 2 1-2 2-3

AZOCARMINE BSupplier

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