Hofmann's violet

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A water-soluble green powder used as a purple dye in inks and textiles. Hofmann's violet was developed by Hofmann in 1862. It is composed of triethylrosaniline hydrochloride. Hofmann's violet produces a deep rich color that is not lightfast.

Synonyms and Related Terms

Hoffman's violet; triethylrosaniline hydrochloride; CI 42530

Other Properties

Soluble in water.

Composition C26H32N3HCl
Refractive Index 2.20

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.straw.com/sig/dyehist
  • F. Crace-Calvert, Dyeing and Calico Printing, Palmer & Howe, London, 1876
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=2.20

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