An allelopathic aromatic compound found in the leaves, roots, husks, and bark of plants in the Juglandaceae family, particularly the black walnut, used as a colouring agent.
Origin: Juglandaceae and -one.
a yellow crystalline substance resembling quinone, extracted from green shucks of the walnut (Juglans regia); -- called also nucin
Origin: [L. juglans the walnut + -one.]
Juglone, also called 5-hydroxy-1,4-naphthalenedione or 5-hydroxynaphthoquinone, is an organic compound with the molecular formula C10H6O3. In the food industry, juglone is also known as C.I. Natural Brown 7 and C.I. 75500. Other names in industry are Nucin, Regianin, NCI 2323, and Oil Red BS. Juglone occurs naturally in the leaves, roots, husks, and bark of plants in the Juglandaceae family, particularly the black walnut, and is toxic or growth-stunting to many types of plants. It is sometimes used as a herbicide, as a dye for cloth and inks, and as a coloring agent for foods and cosmetics.
The numerical value of juglone in Chaldean Numerology is: 3
The numerical value of juglone in Pythagorean Numerology is: 3
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