Прямой Коричневый 222
- английское имяDirect Brown 222
- CAS №64743-15-3
- CBNumberCB1968446
- ФормулаC34H31N8NaO6S
- мольный вес702.72
- файл Mol64743-15-3.mol
химическое свойство
| Система регистрации веществ EPA | Benzoic acid, 5-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulfophenyl)azo]phenyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxy-, disodium salt (64743-15-3) |
Прямой Коричневый 222 химические свойства, назначение, производство
Подготовка
3,3′-Dimethylbenzidine double nitriding,first coupled with 2-Hydroxybenzoic acid , then and 4-Aminobenzenesulfonic acid diazo, and 4-Methylbenzene-1,3-diamine coupled to accidentally coupled nitrogen compounds.Свойства и приложения
dark yellow light brown. Mainly used for paper color.| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 2 | 1 | 1 | 3 | 2 | 4 | 3-4 |