Which Is an Example of Triphenylmethane Dye?

Triphenylmethane Dyes
Malachite green (9) and Victoria blue B (10) are typical examples. values for many triphenylmethyl dyes are ∼1 V in acidic solution. In their reduced forms, most are blue or purple in neutral solution, changing to green or yellow on acidification, and give intense orange-red colors on oxidation.

Which of the following is triphenylmethane dyes?

These dyes are amino derivatives of triphenyl methane. For example , malachite green is an important dye of this group. It is used to colour wool and silk directly.

What is the use of triphenylmethane?

production of dyes

upon that of the hydrocarbon triphenylmethane. They have poor resistance to light and to chemical bleaches and are used chiefly in copying papers, in hectograph and printing inks, and in textile applications for which lightfastness is not an important requirement.

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