2-Hydroxy-5-[[5-hydroxy-6-[(2-sodiooxycarbonylphenyl)azo]-7-sodiosulfo-2-naphthalenyl]azo]benzoic acid sodium salt
- русский язык имя
- английское имя2-Hydroxy-5-[[5-hydroxy-6-[(2-sodiooxycarbonylphenyl)azo]-7-sodiosulfo-2-naphthalenyl]azo]benzoic acid sodium salt
- CAS №6406-36-6
- CBNumberCB02256762
- мольный вес0
- файл Mol6406-36-6.mol
2-Hydroxy-5-[[5-hydroxy-6-[(2-sodiooxycarbonylphenyl)azo]-7-sodiosulfo-2-naphthalenyl]azo]benzoic acid sodium salt химические свойства, назначение, производство
Подготовка
2-Aminobenzoic acid diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, its product to diazo, coupled with 2-Hydroxybenzoic acid.Свойства и приложения
Dark purplish red. Soluble in water for red, and adequate soluble in alcohol. In the dark for the strong sulfuric acid, diluted as a pale orange-red to brown. The dye solution to join strong hydrochloric acid have red light brown precipitation; Add sodium hydroxide to red light brown.