Triphenylmethane dye

Description

A group of dyes whose molecular structure has a central carbon atom connecting 3 aromatic rings. Triarylmethane dyes act as basic dyes on wool and silk. They can also be used with mordants on cotton. These blue, green, and violet dyes are brilliant. They only have fair lightfastness, but are used in some artist paints labeled brilliant. Examples of triarylmethane dyes are Malachite Green, rosaniline, fuchsin, methyl violet, and phenolphthalein.

FTIR

Chemical structure

Synonyms and Related Terms

colorante de triarilmetano (Esp.)

Examples include: malachite green; methyl violet

Sources Checked for Data in Record

• Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993

• Website address 1 Comment: www.handprint.com

• Thomas B. Brill, Light Its Interaction with Art and Antiquities, Plenum Press, New York City, 1980

• Wikipedia, the free encyclopedia, at http://www.wikipedia.com Comment: http://en.wikipedia.org/wiki/Triphenylmethane (Accessed Mar. 1, 2006)

• Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997