Log in | Join Free | china | japan | germany

Direct Blue 29

Request For Quotation
Direct Blue 29 Basic information
Product Name:Direct Blue 29
Synonyms:Direct Blue 29;C.I.Direct Blue 29:C.I.27890
CAS:
MF:
MW:0
EINECS:
Product Categories:
Mol File:Mol File
Direct Blue 29 Structure
Direct Blue 29 Chemical Properties
Safety Information
MSDS Information
Direct Blue 29 Usage And Synthesis
Preparation2-Amino-5-nitrobenzenesulfonic acid?diazo, and 2-Amino-4-methylanisole coupling, again diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.
Properties and Applicationsblue-ray red. Soluble in water and ethanol is purple. The strong sulfuric acid for yellow green, diluted is shallow brown. The dye solution to join strong sodium hydroxide solution for blue light green, a black light blue precipitation.
Standard(Viscose) Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
AATCC 3 3-4 4 3 3
Direct Blue 29 Preparation Products And Raw materials
Raw materials4-NITRO-2-SULFOANILINE-->7-Anilino-4-hydroxy-2-naphthalenesulfonic acid-->2-Methoxy-5-methylaniline
Tag:Direct Blue 29 Related Product Information
Direct Blue 297 Direct Blue 291 Direct Blue 293 DIRECTBLUE296 Direct Blue 299 Direct Blue 290 OXAMINE BLUE 4R Direct Blue 294 trisodium 5-amino-3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-2,7-disulphonate