Identification | Back Directory | [Name]
disodium 8-[[4-(acetylcyclohexylamino)phenyl]azo]-7-hydroxynaphthalene-1,3-disulphonate | [CAS]
5863-95-6 | [Synonyms]
C.I.16240 Acid Orange 28 Einecs 227-517-6 C.I.Acid Orange 28 C.I.Acid Orange 28:C.I.16240 disodium 8-[[4-(acetylcyclohexylamino)phenyl]azo]-7-hydroxynaphthalene-1,3-disulphonate 8-[[4-(Acetylcyclohexylamino)phenyl]azo]-7-hydroxy-1,3-naphthalenedisulfonic acid disodium salt 1,3-Naphthalenedisulfonic acid, 8-((4-(acetylcyclohexylamino)phenyl)azo)-7-hydroxy-, disodium salt disodium,(8Z)-8-[[4-[acetyl(cyclohexyl)amino]phenyl]hydrazinylidene]-7-oxonaphthalene-1,3-disulfonate 1,3-Naphthalenedisulfonic acid, 8-(2-(4-(acetylcyclohexylamino)phenyl)diazenyl)-7-hydroxy-, sodium salt (1:2) | [EINECS(EC#)]
227-517-6 | [Molecular Formula]
C24H23N3Na2O8S2 | [MOL File]
5863-95-6.mol | [Molecular Weight]
591.564 |
Hazard Information | Back Directory | [Preparation]
N-(4-aminophenyl)-N-cyclohexylacetamide diazo, and 7-Hydroxynaphthalene-1,3-disulfonic acid coupling. | [Properties and Applications]
bright orange. Soluble in water and ethanol for gold orange. The strong sulfuric acid for gold in orange, diluted into gold. The aqueous solution of dye with strong hydrochloric acid for gold orange; Add thick sodium hydroxide solution for red light orange brown. Used for wool, silk fiber dyeing etc, also used in leather dyeing.
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
4-5
|
3-4
|
3
|
4-5
|
1
|
5
|
4
|
3
|
AATCC
|
5-6
|
4
|
4
|
1
|
|
|
4-5
|
4-5
|
|
|
|