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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
  1. Home
  2. Juglans nigra

Juglans nigra (Juglandaceae)

Common Names
Black Walnut
How this plant is used
Food
View the list of ubiquitous chemicals
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List of plant chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Activity Count Plant Part Low Parts Per Million High Parts Per Million Standard Deviation Reference
1,2,3-TRIMETHYL-BENZENE 0 Essential Oil 9000.0 *
1,2,4-TRIMETHYL-BENZENE 0 Essential Oil 3000.0 *
1,3-DIMETHYL-BENZENE 0 Essential Oil 3000.0 *
1,4-NAPHTHOQUINONE 3 Fruit 8.0 *
1,4-NAPHTHOQUINONE 3 Pericarp *
1-2-5-TRIMETHYLBENZENE 0 Essential Oil 4000.0 *
1-2-DIMETHYLBENZENE 0 Essential Oil 4000.0 *
1-2-DIMETHYLBENZENE 0 Fruit *
1-4-DIMETHYLBENZENE 0 Essential Oil 3000.0 *
1-METHYLNAPHTHALENE 0 Essential Oil 12000.0 *
2-2-DIMETHYLDECAN-1-OL 0 Essential Oil 13000.0 *
2-6-10-TRIMETHYLDODECANE 0 Essential Oil 6000.0 *
2-ACETYL-1-HYDROXY-4-METHYL-BENZENE 0 Essential Oil 15000.0 *
2-HYDROXY-4-METHOXY-BENZALDEHYDE 0 Essential Oil 24000.0 *
2-METHYLHEPTAN-2-THIOL 0 Essential Oil 43000.0 *
2-METHYLHEPTAN-2-THIOL 0 Fruit *
2-PHENYLETHANOL 0 Essential Oil 16000.0 *
2-PHENYLETHANOL 0 Fruit *
3-ETHYL-2-METHYLHEPTA-1,3-DIENE 0 Essential Oil 3000.0 *
3-METHYLTRIDECANE 0 Essential Oil 8000.0 *
View the list of ubiquitous chemicals
Download these results as:
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List of plant activities.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Activity Chemical Count Reference
Contraceptive 1 Martindale's 28th
Copper-Antagonist 1 Challem, J., Berkson, Burt, and Smith, Melissa Dianne. 2000.
Syndrome X - The complete nutritional program to prevent and reservse insulin resistance. John Wiley & Sons, New York. 272 pp. $24.95
Copper-Chelator 1 *
Cosmetic 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Counterirritant 1 Nigg, H.N. and Seigler, D.S., eds. 1992. Phytochemical Resources for Medicine and Agriculture. Plenum Press, New York. 445 pp.
COX-1-Inhibitor 2 *
COX-2-Inhibitor 4 *
Culicide 1 *
Cyclooxygenase-Inhibitor 6 *
Cytochrome-P450-1A2-Inhibitor 1 *
Cytoprotective 1 Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp.
Cytotoxic 5 Advance in Chinese Medicinal Materials Research. 1985. Eds. H. M. Chang, H. W. Yeung, W. -W. Tso and A. Koo. World Scientific Publishing Co., Philadelphia Pa., page 359.
Deiodinase-Inhibitor 2 Jim Duke's personal files.
Dentifrice 1 Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Deodorant 2 Martindale's 28th
Depressant 1 Cooper-Driver, G. A., Chemical substances in plants toxic to animals, pp. 213-47 in Rechcigl, M., Jr., ed. CRC Handbook of Naturally Occurring Food Toxicants, CRC Press, Boca Raton, 1983, 339 pp.
Dermatitigenic 4 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Detoxicant 3 *
Detoxicant (Alcohol) 1 *
Diaphoretic 1 *