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Juglone - Wikipedia
Juglone is an allelopathic compound, a substance produced by a plant to stunt the growth of another plant .
en.wikipedia.org
en.wikipedia.org
Black Walnut Toxicity | Causes, Tolerant and Susceptible Plants
Black walnuts produce a chemical called juglone, which occurs naturally in all parts of the tree, especially in the buds, nut hulls, and roots.
mortonarb.org
mortonarb.org
Juglone - American Chemical Society
Juglone is more frequently used as a dye. In its pure form, it has a yellow color; but when it is exposed to oxygen, it turns orange, red, or, ...
www.acs.org
www.acs.org
juglone
juglone Chem. (ˈdʒuː-, ˈdʒʌgləʊn) Also † juglon. [ad. G. juglon (C. Reischauer 1877, in Ber. d. Deut. Chem. Ges. X. 1542), f. L. iūglans walnut: see -one.] 5-Hydroxy-1,4-naphthoquinone, C10H6O3, a reddish-yellow crystalline compound obtained from the green shells of walnuts and having fungicidal pro...
Oxford English Dictionary
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Juglone | C10H6O3 | CID 3806 - PubChem
A plant-derived 1,4-naphthoquinone with confirmed antibacterial and antitumor activities. It has a role as a herbicide, a reactive oxygen species generator and ...
pubchem.ncbi.nlm.nih.gov
pubchem.ncbi.nlm.nih.gov
Black Walnut Toxicity - Wisconsin Horticulture
Black walnut trees (Juglans nigra) produce a toxic substance (called juglone) that prevents many plants from growing under or near them.
hort.extension.wisc.edu
hort.extension.wisc.edu
Landscaping and Gardening Around Walnuts and Other Juglone ...
Walnuts and hickories produce the chemical juglone (5 hydroxy-1,4- napthoquinone), which is exuded from all parts of the plant.
extension.psu.edu
extension.psu.edu
Juglone - an overview | ScienceDirect Topics
Juglone is a quinone compound, which according to Taylor and Odom (1970) exerts an inhibitory effect on the rooting ability of pecan (Carya illinoensis) ...
www.sciencedirect.com
www.sciencedirect.com
[PDF] BLACK WALNUT TOXICITY - Purdue Extension
Juglone has experimentally been shown to be a respiration inhibitor which deprives sensitive plants of needed energy for metabolic activity. The largest ...
www.extension.purdue.edu
www.extension.purdue.edu
Your black walnut tree is out to get you | CAES Field Report - UGA
In humans, ingesting even a small amount of pure juglone can cause a serious poisoning effect. Inside the tree, juglone is a clear liquid — ...
fieldreport.caes.uga.edu
fieldreport.caes.uga.edu
Juglone 3-monooxygenase
In enzymology, juglone 3-monooxygenase () is an enzyme that catalyzes the chemical reaction
5-hydroxy-1,4-naphthoquinone + AH2 + O2 3,5-dihydroxy-1,4 Other names in common use include juglone hydroxylase, naphthoquinone hydroxylase, and naphthoquinone-hydroxylase.
wikipedia.org
en.wikipedia.org
sternutator
sternutator (ˈstɜːnjuːteɪtə(r)) [f. sternutat- (in sternutatory a. and n., etc.) + -or.] A substance that causes nasal irritation; esp. a poison gas that causes irritation of the nose and eyes, pain in the chest, and nausea.1922 Encycl. Brit. XXXII. 111/2 The sternutators were originally considered ...
Oxford English Dictionary
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Juglans australis
Like most walnuts, J. australis produces juglone, an allelopathic substance which decreases competition from other plants growing nearby.
wikipedia.org
en.wikipedia.org
nucin
nucin Chem. (ˈnjuːsɪn) [f. L. nuc-, nux nut + -in.] A crystalline substance obtained from green walnut-shells.1885 in Cassell. 1892 Thorpe Dict. Appl. Chem. III. 100 Juglone.., Nucin, Regianin.
Oxford English Dictionary
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Naphthoquinone
isomers are common for the parent naphthoquinones:
1,2-Naphthoquinone
1,4-Naphthoquinone
Natural products
Alkannin
Hexahydroxy-1,4-naphthalenedione
Juglone
wikipedia.org
en.wikipedia.org