Product name:Solvent Black 3
CAS:4197-25-5
Molecular Formula:C29H24N6
Formula Weight:456.54
Description:Solvent Black 3 is a Black powder. Soluble in ethanol, toluene, acetone and other solvents. It is purple black in concentrated sulfuric acid, then it is dark green blue in dilution, and produces blue to black precipitation. The ethanol solution of dye with concentrated hydrochloric acid is blue-black. Add concentrated sodium hydroxide solution to show dark blue.
Solvent Black 3 was prepared from aniline, 1-naphthalene amine, 2, 3-dihydro-2, 2-dimethylamine, diazotization of aniline, coupling with 1-naphthalene amine, and then diazotization of the coupling product, coupling with 2, 3-dihydro-2, 2-dimethylamine. The product is filtered and dried.
Specification:10g
Melting point:120 - 124ºC
Boiling point:726°Cat760mmHg
Flash Point:392.9°C
Density:1.26g/cm3
Chemical property:Dark brown to black powder.Soluble in alcohol, 4% in cellosolve, 1% glycol.