ChemicalBook Product Catalog Dyes and Pigments dye Solvent Dyes Solvent Red 32

Solvent Red 32

Solvent Red 32 Basic information
Product Name:Solvent Red 32
Synonyms:Solvent Red 32;C.I.26766;C.I.Solvent Red 32;4-Hydroxy-3-[2-[2-methyl-4-[2-(2-methylphenyl)diazenyl]phenyl]diazenyl]-2,7-naphthalenedisulfonic acid N-cyclohexylcyclohexanamine;Solvent Red 32 ISO 9001：2015 REACH;C.I.Solvent Red 32:C.I.26766
CAS:6406-53-7
MF:C36H43N5O7S2
MW:721.88592
EINECS:
Product Categories:Solvent Dyestuff
Mol File:6406-53-7.mol
Solvent Red 32 Structure
Solvent Red 32 Chemical Properties
Safety Information
MSDS Information
Solvent Red 32 Usage And Synthesis
Preparation2-Methyl-4-(o-tolyldiazenyl)benzenamine diazotization, with 4-Hydroxynaphthalene-2,7-disulfonic acid coupling, and then translate into dicyclohexyl amine salt.
Properties and Applicationsblue light red. Dark red powder. Soluble in water for magenta to red, soluble in ethanol to red. In concentrated sulfuric acid for dark blue, after dilution for brown. Dye aqueous solution to join concentrated hydrochloric acid for orange; Join strong caustic for red sauce. Used for plastic, grease, ink and paint color.
Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Good 120(1hr) Well Poor Poor
Solvent Red 32 Preparation Products And Raw materials
Raw materials1-Naphthol-3,6-disulfonic acid-->O-AMINOAZOTOLUENE
Solvent Red 43 Solvent Red 151 Solvent Red 8 Solvent Red 33 Solvent Red BL Solvent Red 49 SOLVENT RED 30 Solvent Red 30 Solvent Red 41 Solvent Red 251 Solvent Red 27 Solvent Red 31 Solvent Red 26 Solvent Red 3 Solvent Red 52 4-[[4-(1-naphthylazo)-1-naphthyl]azo]naphthalen-1-amine SOLVENT RED 35 SOLVENT RED 33
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