A natural yellow organic colorant that, in addition to Quercitron, is obtained from oak bark. Pure flavine produces a vivid yellow on wool when mordanted with alum and tin. Flavine naturally mixed with quercitron from oak extracts produces a wider range of colors from a greenish yellow to orange to a dark green. Flavine, used both as a dye and lake pigment, is not lightfast.
Synonyms and Related Terms
flavine lake; flavina (Esp.)
Physical and Chemical Properties
- Soluble in water.
- Composition = C10H6N4O2
Resources and Citations
- R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
- Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
- John and Margaret Cannon, Dye Plants and Dyeing, Herbert Press, London, 1994
- F. Crace-Calvert, Dyeing and Calico Printing, Palmer & Howe, London, 1876
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998