biological colorationNaphthoquinones are encountered in some bacteria and in the leaves, seeds, and woody parts of higher plants. They can be recovered as yellow, orange, red, or purple crystals. They are soluble in organic solvents and have been used extensively as dyes for fabrics. Among the naphthoquinones of biochemical and physiological importance are the K vitamins. Another series within the naphthoquinone...
Simply begin typing or use the editing tools above to add to this article.
Once you are finished and click submit, your modifications will be sent to our editors for review.