| Identification | Back Directory | [Name]
Benzoic acid,2-hydroxy-5-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:2) | [CAS]
6408-85-1 | [Synonyms]
Mordant Yellow 28
C.I.Mordant Yellow 28:C.I.14090
Benzoic acid,2-hydroxy-5-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:2) | [Molecular Formula]
C17H12N2Na2O6S** | [MOL File]
6408-85-1.mol | [Molecular Weight]
418.332 |
| Hazard Information | Back Directory | [Preparation]
4-Aminonaphthalene-1-sulfonic acid diazotization, and 2-Hydroxybenzoic acid coupling. | [Properties and Applications]
dark red light yellow. Soluble in water for green light yellow, moderate soluble in ethanol for green yellow. In concentrated sulfuric acid for magenta, yellow as after diluted. Dye aqueous solution to join concentrated hydrochloric acid for yellow; Join concentrated Sodium hydroxide solution for yellow brown.
|
Standard
|
Ironing Fastness
|
Light Fastness
|
Fulling
|
Persperation Fastness
|
Soaping
|
Water
|
|
Alkali
|
Acid
|
|
ISO
|
2-3
|
4-5
|
4-5
|
|
5
|
4-5
|
5
|
|
|
|