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ChemicalBook--->CAS DataBase List--->25360-72-9

25360-72-9

25360-72-9 Structure

25360-72-9 Structure
IdentificationBack Directory
[Name]

AZOCARMINE B
[CAS]

25360-72-9
[Synonyms]

CI 50090
CI NO 50090
AZOCARMINE B
ACID RED 103
ROSINDULINE 2B
AZOCARMINE ''B''
C.I.Acid Red 103:C.I.50090
hydrogen 5-[(2,4-disulphonatophenyl)amino]-7-phenylsulphonat...
disodium,4-[(7-phenyl-3-sulfonatobenzo[a]phenazin-7-ium-5-yl)amino]benzene-1,3-disulfonate
Benzo[a]phenazinium,5-[(2,4-disulfophenyl)amino]-7-phenylsulfo-, inner salt, sodium salt (1:2)
hydrogen 5-[(2,4-disulphonatophenyl)amino]-7-phenylsulphonatobenzo[a]phenazinium, disodium salt
5-[[2-(Sodiooxysulfonyl)-4-sulfonatophenyl]amino]-7-[(sodiooxysulfonyl)phenyl]benzo[a]phenazinium
Benzo(.alpha.)phenazinium,5-[(2,4-disulfophenyl)amino]-7-phenylsulfo-,hydroxide,innersalt,disodiumsalt
[EINECS(EC#)]

246-897-4
[Molecular Formula]

C28H17N3Na2O9S3
[MDL Number]

MFCD00012125
[MOL File]

25360-72-9.mol
[Molecular Weight]

681.62
Chemical PropertiesBack Directory
[Melting point ]

≥300 °C
[CAS DataBase Reference]

25360-72-9
Safety DataBack Directory
[WGK Germany ]

3
Hazard InformationBack Directory
[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-).
[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.
[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
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