Direct Red 69

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Direct Red 69 Suppliers list
Company Name: Dynasty Colourants Co., Ltd.  
Tel: 86 0574 27862107 27862719
Email: info@dynasty-color.com
Direct Red 69 Basic information
Product Name:Direct Red 69
Synonyms:Direct Red 69;C.I.Direct Red 69:C.I.14785
CAS:5915-58-2
MF:C31H21N4NaO7S4
MW:712.76
EINECS:
Product Categories:
Mol File:5915-58-2.mol
Direct Red 69 Structure
Direct Red 69 Chemical Properties
Safety Information
MSDS Information
Direct Red 69 Usage And Synthesis
Preparationp-Methylaniline (2 Moore) and sulfur (4.5 atomic ratio) in 200 ~ 280 ℃ heat, with hair smoke from the sulphonated sulfuric acid alkali primrose spirit. The product C.I. Direct Yellow 59 (C.I. 49000) diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid.
Properties and Applicationsred. Soluble in water is cherry red, not soluble in alcohol. The strong sulfuric acid for purple, after diluted purple precipitation. The dye solution to join strong hydrochloric acid with purple precipitation; Add thick sodium hydroxide solution no change.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 3 2 1 1
Direct Red 69 Preparation Products And Raw materials
Raw materials1-Naphthol-4-sulfonic acid-->PRIMULINE-->p-Toluidine
Tag:Direct Red 69(5915-58-2) Related Product Information
Benzopurpurin 10B Direct Red 73 [2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-6-methyl-, disodium salt 7-[[[[4-(Acetylamino)phenyl]amino]carbonyl]amino]-4-hydroxy-3-[(2-methoxyphenyl)azo]-2-naphthalenesulfonic acid sodium salt 7-[[[[4-(Acetylamino)phenyl]amino]carbonyl]amino]-4-hydroxy-3-[(2-methylphenyl)azo]-2-naphthalenesulfonic acid sodium salt 4-Amino-3-[[4'-[(2,4-dihydroxyphenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid sodium salt disodium 4-amino-3-[[4'-[(2-amino-6-sulphonatonaphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-1-sulphonate C.I. Direct red 74 Direct red 72