C.I.26665;Acid Red 148;C.I.Acid Red 148;C.I.Acid Red 148:C.I.26665;1-Hydroxy-2-[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]naphthalene-4-sulfonic acid sodium salt;(3Z)-3-[[2-methyl-4-(2-methylphenyl)diazenyl-phenyl]hydrazinylidene]-4-oxo-naphthalene-1-sulfonic acid;1-Naphthalenesulfonicacid, 4-hydroxy-3-[2-[2-methyl-4-[2-(2-methylphenyl)diazenyl]phenyl]diazenyl]-,sodium salt (1:1)
(3Z)-3-[[2-methyl-4-(2-methylphenyl)diazenyl-phenyl]hydrazinylidene]-4-oxo-naphthalene-1-sulfonic acid C화학적 특성, 용도, 생산
제조 방법
2-Methyl-4-(o-tolyldiazenyl)benzenamine diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid.
Properties and Applications
blue-ray red. Slightly soluble in water, soluble in ethanol right amount to red. In the strong sulfuric acid as dark blue, diluted as a light red orange. In water solution to join strong hydrochloric acid have red brown precipitation; With strong sodium hydroxide solution for wine red, and then generate a purplish red precipitate.
Standard
Light Fastness
Soaping
Persperation Fastness
Oxygen bleaching
Fastness to seawater
Fading
Stain
Fading
Stain
Fading
Stain
ISO
4-5
3-4
4
3
2
3
(3Z)-3-[[2-methyl-4-(2-methylphenyl)diazenyl-phenyl]hydrazinylidene]-4-oxo-naphthalene-1-sulfonic acid 준비 용품 및 원자재