[Structure] [molecular formula] C17H22N3Cl

[Relative molecular weight or atomic weight] 303.84
[Melting point] 250 ℃
[Product application] Auramine O yellow 2 is mainly used for dyeing vinegar fiber and cotton fabrics, as well as paper, leather, paint, etc
[Properties] Iti is yellow uniform powder, soluble in cold water, easily soluble in hot water, bright yellow, soluble in ethanol, which will decompose into tetramethylbenzophenone when the temperature of its aqueous solution exceeds 70 ℃. Its aqueous solution is colorless when added with concentrated sulfuric acid and light yellow after dilution.
[Dissolution] insoluble in cold water and ether, easily soluble in hot water and ethanol.
[Purpose]
Low light fastness. It is mainly used for dyeing hemp, paper, leather, straw woven fabrics, rayon, etc. it is also used for printing and dyeing cotton fabrics. Its lake is used for making wallpaper, color paper, ink and paint. For acetate fiber; Mordant dyed cotton has low fastness and bright color. It can be used to make green or red. It can also be used for leather; Paper; Dyeing of hemp and viscose. Alkaline oil can be used; Fat; Coloring of paint, etc. Lakes can also be prepared for printing ink.

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