disodium 8,8'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis(7-hydroxynaphthalene-1-sulphonate)
- русский язык имя
- английское имяdisodium 8,8'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis(7-hydroxynaphthalene-1-sulphonate)
- CAS №2302-97-8
- CBNumberCB9882265
- ФормулаC32H20N4Na2O8S2
- мольный вес698.63274
- EINECS218-959-0
- файл Mol2302-97-8.mol
disodium 8,8'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis(7-hydroxynaphthalene-1-sulphonate) химические свойства, назначение, производство
Подготовка
4-(4-Aminophenyl)benzenamine double nitriding, and 7-Hydroxynaphthalene-1-sulfonic acid (2 Moore) coupled.Свойства и приложения
dark red to blue light red violet. Soluble in water for product red to red light purple, slightly soluble in alcohol. The strong sulfuric acid for purple, diluted with light purple (a red); In nitric acid in red orange for solution. The dye solution to join strong hydrochloric acid for navy, precipitation; Add thick sodium hydroxide solution for red light brown, have precipitation.