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DIRECT BROWN 59

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DIRECT BROWN 59 Suppliers list
Company Name: Pylam Products Company, Inc.  
Tel: 800-645-6096
Email: sales@pylamdyes.com
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DIRECT BROWN 59 Basic information
Product Name:DIRECT BROWN 59
Synonyms:DIRECT BROWN 59;C.I.Direct Brown 59:C.I.22345
CAS:
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MW:0
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Mol File:Mol File
DIRECT BROWN 59 Structure
DIRECT BROWN 59 Chemical Properties
Safety Information
MSDS Information
DIRECT BROWN 59 Usage And Synthesis
Preparation4-(4-Aminophenyl)benzenamine double nitriding, first coupled with 2-Hydroxybenzoic acid, and then in alkaline conditions and 4-Hydroxy-6-(phenylamino)naphthalene-2-sulfonic acid coupling.
Properties and Applicationsblack light brown. Soluble in water for olive brown, soluble in ethanol for red brown, slightly soluble in acetone. The strong sulfuric acid for purple, diluted Shallow red brown for; In nitric acid in by the red light brown into olive brown. The dye solution to join strong hydrochloric acid have dark brown precipitation; Add thick sodium hydroxide solution have red light brown precipitation.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 4 3 3 2-3
AATCC 5 4 3-4 3-4 2
DIRECT BROWN 59 Preparation Products And Raw materials
Raw materials7-Anilino-1-naphthol-3-sulfonic acid-->Salicylic acid-->Benzidine
Tag:DIRECT BROWN 59 Related Product Information
Direct Brown 57 6-Amino-4-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2-sulfonic acid sodium salt disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate DIRECT BROWN 6 Benzoic acid, 5-[[4'-[[7-(dimethylamino)-1-hydroxy-3-sulfo-2-naphthalenyl]azo][1,1'-biphenyl]-4-yl]azo]-2-hydroxy-, disodium salt Direct Brown 61 Benzoic acid, 5-[[4'-[(2-amino-3-hydroxy-6-sulfo-1-naphthalenyl)azo][1,1'-biphenyl]-4-yl]azo]-2-hydroxy-, disodium salt [2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2,4-diamino-5-methylphenyl)azo]phenyl]-6-methyl-, monosodium salt C.I. Direct brown 62