|
| N-[4-[(3-Carboxy-4-hydroxy-6-sulfonato-1-naphthalenyl)[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-methylmethanaminium Basic information |
| N-[4-[(3-Carboxy-4-hydroxy-6-sulfonato-1-naphthalenyl)[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-methylmethanaminium Chemical Properties |
| N-[4-[(3-Carboxy-4-hydroxy-6-sulfonato-1-naphthalenyl)[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-methylmethanaminium Usage And Synthesis |
Preparation | Bis (4 – (dimethylamino) phenyl) methanol and 1-Hydroxy-7-sulfo-2-naphthoic acid?condensation, its product in acetic acid, hydrochloric acid using Manganese dioxide oxidation. | Properties and Applications | brilliant purple. Soluble in water for Daisy blue, slightly soluble in ethanol to purple. In concentrated sulfuric acid for red purple, dilution after orange brown. Dye aqueous solution to join sodium hydroxide as purple
Standard(Silk)
|
Ironing Fastness
|
Light Fastness
|
Fulling
|
Persperation Fastness
|
Soaping
|
Water
|
Alkali
|
Acid
|
ISO
|
4-5
|
3
|
2-3
|
|
5
|
3-4
|
5
|
|
| N-[4-[(3-Carboxy-4-hydroxy-6-sulfonato-1-naphthalenyl)[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-methylmethanaminium Preparation Products And Raw materials |
|