C.I. Direct Blue, heptasodium salt
- русский язык имя
- английское имяC.I. Direct Blue, heptasodium salt
- CAS №6428-41-7
- CBNumberCB24794279
- ФормулаC52H38N11NaO25S7
- мольный вес1464.34
- EINECS613-554-9
- файл Mol6428-41-7.mol
C.I. Direct Blue, heptasodium salt химические свойства, назначение, производство
Подготовка
5-Amino-2-(4-aminophenylamino)benzenesulfonic acid double nitriding, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? (2 Moore) coupled, then double nitriding, and 4-Amino-5-hydroxynaphthalene-1,3-disulfonic acid (2 Moore) coupled:Свойства и приложения
navy blue. Soluble in water for dark red light blue, insoluble in organic solvents. The strong sulfuric acid for blue-ray gray, diluted dark purple solution for blue-ray, and accompanied by precipitation; In 10% of sulfuric acid for shallow dark. The dye solution to join 10% sodium hydroxide solution for shallow dark.| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| AATCC | 5 | 5 | 5 | 3 | 5 | ||