Benzidine dye

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Contents

Description

A group of azo dyes derived from 3,3'-dichlorobenzidine that have lightfast yellow and orange colors. Examples are Congo red and diarylide dye.

Synonyms and Related Terms

benzidine yellow; colorante de bencidina (Esp.); coloranti a base di benzidina (It.); azo dye; diarylide dye; Congo red; benzidine orange

Hazards and Safety

Highly toxic. Human carcinogen, often causing bladder cancer.

Sources Checked for Data in Record

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Monona Rossol, The Artist's Complete Health and Safety Guide, Allworth Press, New York, 1994
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997

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