2-Naphthalenesulfonic acid, 3-[(5-chloro-2-hydroxy-3-nitrophenyl)azo]-4-hydroxy-7-(phenylamino)-, monosodium salt
- русский язык имя
- английское имя2-Naphthalenesulfonic acid, 3-[(5-chloro-2-hydroxy-3-nitrophenyl)azo]-4-hydroxy-7-(phenylamino)-, monosodium salt
- CAS №6222-52-2
- CBNumberCB54773686
- ФормулаC22H14ClN4NaO7S
- мольный вес536.87693
- EINECS612-964-5
- файл Mol6222-52-2.mol
2-Naphthalenesulfonic acid, 3-[(5-chloro-2-hydroxy-3-nitrophenyl)azo]-4-hydroxy-7-(phenylamino)-, monosodium salt химические свойства, назначение, производство
Подготовка
2-Amino-4-chloro-6-nitrophenol diazotization, in alkaline condition and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.Свойства и приложения
Blue ash to blue black. Soluble in water for dark purple, soluble in ethanol for dark purple. In concentrated sulfuric acid to purple, after dilution for red brown. Dye aqueous solution to join concentrated hydrochloric acid for bordeaux red; Join concentrated sodium hydroxide solution for dark purple.| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 5 | 6 | 5 | 5 | 5 | 5 | 5 |