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C.I. Direct Red 216

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C.I. Direct Red 216 Basic information
Product Name:C.I. Direct Red 216
Synonyms:C.I. Direct Red 216;Direct Red 216;C.I.Direct Red 216:C.I.17815
CAS:8004-49-7
MF:
MW:0
EINECS:616-833-3
Product Categories:
Mol File:Mol File
C.I. Direct Red 216 Structure
C.I. Direct Red 216 Chemical Properties
Safety Information
MSDS Information
C.I. Direct Red 216 Usage And Synthesis
Preparationmixed N,N-dimethylaniline diazo, and 7-(4-Aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applicationscolourful red yellow light. Soluble in water for orange red to red, soluble in ethanol is palm light orange. The strong sulfuric acid for product red to red light purple, diluted in red. The dye solution to join strong hydrochloric acid have red precipitate; With sodium hydroxide have orange brown precipitation.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 5 4 2 3-4 4
C.I. Direct Red 216 Preparation Products And Raw materials
Raw materialsN,N-Dimethylaniline-->7-(4-aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid
Tag:C.I. Direct Red 216(8004-49-7) Related Product Information
Direct Red 224 tetrasodium [mu-[[7,7'-(carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxy-5-sulphophenyl)azo]naphthalene-2-sulphonato]](8-)]]dicuprate(4-) 6-Amino-5-[[4'-[(2-amino-7-sulfo-1-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2-naphthalenesulfonic acid disodium salt DIRECT RED 227 DIRECT RED 24 5,5'-[3,3'-Dimethyl-1,1'-biphenyl-4,4'-diylbis(azo)]bis[6-aminonaphthalene-2-sulfonic acid sodium] salt C.I.Direct Red 207 Direct Red 23 DIRECT RED 239