1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt
- русский язык имя
- английское имя1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt
- CAS №6226-71-7
- CBNumberCB54750472
- ФормулаC33H20N6Na2O8S2
- мольный вес738.65684
- EINECS612-979-7
- файл Mol6226-71-7.mol
1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt химические свойства, назначение, производство
Подготовка
aniline diazo, and 2-(3-Aminophenyl)-6-hydroxynaphtho[2,1-d]thiazole-8-sulfonic acid?coupling, its product to diazo, and 6-Hydroxynaphthalene-2-sulfonic acid coupling.Свойства и приложения
yellow light red. Soluble in water for orange red to big red, soluble in ethanol for subtle stitching red light, insoluble in other organic solvents. The strong sulfuric acid in red for quality, to orange diluted. The dye solution is to add strong hydrochloric acid for orange red, precipitation; Add thick sodium hydroxide solution for orange brown.| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 5 | 5 | 3 | 1 | 2 | ||