| Identification | Back Directory | [Name]
6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt | [CAS]
6448-80-2 | [Synonyms]
C.I.23565
Direct Red 22
C.I.Direct Red 22
C.I.Direct Red 22:C.I.23565
6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt | [Molecular Formula]
C34H29N6NaO6S2 | [MOL File]
6448-80-2.mol | [Molecular Weight]
704.75 |
| Hazard Information | Back Directory | [Preparation]
3,3′-Dimethylbenzidine double nitriding, respectively with the 6-Aminonaphthalene-2-sulfonic acid and 7-Aminonaphthalene-2-sulfonic acid coupling. | [Properties and Applications]
blue-ray red. Moderate soluble in water for palm light orange,slightly soluble in ethanol as a pale orange red, insoluble in other organic solvents. The strong sulfuric acid in blue, diluted for brown. The dye solution into the join strong hydrochloric acid for brown, have precipitation; Add thick sodium hydroxide solution for palm light orange, precipitation..
|
Standard
|
Acid Resistance
|
Alkali Resistance
|
Light Fastness
|
Soaping
|
Water
|
|
Fading
|
Stain
|
Fading
|
Stain
|
|
AATCC
|
2
|
4
|
1
|
1-2
|
|
1
|
|
|
|
|