3-[[4'-[(8-Amino-1-hydroxy-5-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-2,5-disulfonic acid disodium salt
- русский язык имя
- английское имя3-[[4'-[(8-Amino-1-hydroxy-5-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-2,5-disulfonic acid disodium salt
- CAS №6426-66-0
- CBNumberCB42251169
- ФормулаC32H20N5Na3O11S3
- мольный вес815.69241
- файл Mol6426-66-0.mol
3-[[4'-[(8-Amino-1-hydroxy-5-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-2,5-disulfonic acid disodium salt химические свойства, назначение, производство
Подготовка
4-(4-Aminophenyl)benzenamine double nitriding, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-1-sulfonic acid coupling, and then and 8-Hydroxynaphthalene-1,6-disulfonic acid coupling.Свойства и приложения
dark red light purple to red light navy blue. Soluble in water for blue purple, not soluble in alcohol. The strong sulfuric acid for blue, purple precipitation after diluted. The dye solution to join hydrochloric acid blue precipitation; Add thick sodium hydroxide solution for red wine.| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 5 | 4 | 1 | 2 | |||