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C.I. Acid Brown 84

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C.I. Acid Brown 84 Basic information
Product Name:C.I. Acid Brown 84
Synonyms:C.I. Acid Brown 84;Acid Brown 84;C.I.Acid Brown 84:C.I.20255
CAS:13011-69-3
MF:C26H16CuN5NaO10S3-
MW:741.16
EINECS:603-390-6
Product Categories:
Mol File:13011-69-3.mol
C.I. Acid Brown 84 Structure
C.I. Acid Brown 84 Chemical Properties
Safety Information
MSDS Information
C.I. Acid Brown 84 Usage And Synthesis
Preparation3-Amino-4-chlorobenzenesulfonic acid diazo, Coupled with resorcinol, and then in the copper sulfate and sodium hydroxide solution heating, make it into copper complex, and then and after diazo 2-(4-Aminophenyl)-6-methylbenzo[d]thiazole-7-sulfonic acid coupling. In the copper chloride complexation processes by hydroxyl replaced.
Properties and Applicationsred light brown. Soluble in water for yellow brown, in tiny solubility in ethanol. The strong sulfuric acid in red orange for brown, after dilute for tan to yellow brown. In water solution to join strong hydrochloric acid for yellow brown; Add thick sodium hydroxide solution for red orange brown. Mainly used for leather color.
C.I. Acid Brown 84 Preparation Products And Raw materials
Raw materialsResorcinol-->3-Amino-4-chlorobenzenesulfonic acid-->2-(4-Aminophenyl)-6-methyl-1,3-benzothiazole-7-sulfonic acid
Tag:C.I. Acid Brown 84(13011-69-3) Related Product Information
Acid Brown 61 Acid Brown 75 Acid Brown 6 Acid Brown 58 Acid Brown 79 C.I. Acid Brown 67 Acid Brown 65 sodium [3-[[3-[(3-amino-4-nitrophenyl)azo]-2,4-dihydroxyphenyl]azo]-4-hydroxybenzenesulphonato(3-)]cuprate(1-) sodium 6-(1-naphthylazo)naphthalene-2-sulphonate