Brilliant Green

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A yellowish green synthetic organic dye. Brilliant Green is an aniline based dye that was discovered in 1979 by Bindschedler and Busch. It has an absorption maximum of 623 nm and is used to dye Silk, Wool, Leather, Jute, and Cotton. Brilliant green is also used in green inks, automotive paints; polymer colorants, and as an antiseptic against gram-positive microorganisms. It changes to yellow in acid at pH's below 2.6.

Synonyms and Related Terms

Basic Green 1; CI 42040; Pigment Green 1 (phosphotungstomolybdic acid salt); Brilliantgrün (Deut.); vert brillant (Fr.); verde brillante (Esp.); verde brillante (It.); Malachite Green G; Emerald Green; Solid Green; Fast Green J; Diamond Green G;

Chemical structure

Brilliant green.jpg


  • Contact may cause irritation.
  • ThermoFisher: SDS

Physical and Chemical Properties

Soluble in water and ethanol.

Composition C27H34N2O4S
CAS 633-03-4
Melting Point 210 C (dec)
Molecular Weight mol. wt. = 482.65

Resources and Citations

  • Monona Rossol, The Artist's Complete Health and Safety Guide, Allworth Press, New York, 1994
  • Colour Index International online at
  • Sigma Dyes, Stains and Natural Pigments, Infrared Library, Nicolet, 1991-1995
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 1398

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