limonene

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Related to Dipentene: limonene

limonene

Oncology
A cyclic monoterpene found in the oil of citrus fruits, which is thought to have anticarcinogenic properties and is in clinical trials as a therapy for advanced cancer.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

limonene

(līm′ō-nēn)
An essential oil derived from orange or lemon peel. It is used as a flavoring agent in cough syrups.
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
Natural rubber is polyisoprene, and when pyrolyzed yields large amounts of the monomer (isoprene), the dimer (dipentene) and higher oligomers.
Another of such bio-based derivative is dipentene dimercaptan also called as limonene dimercaptan which is in fact mercaptenized limonene, a major component of orange peel.
% Name Fraction 1* 1 40.63 Ethyl cinnamate 2 1.17 Undecanone 3 0.36 Isopropyl cinnamate 4 1.14 Dicyclohexylpropanedinitrile 5 10.27 Dipentene dioxide 6 3.87 9-Hydroxy-2-nonanone 7 0.91 (z)-2,7-Octadien-1-yl acetate 8 0.47 Ethyl cyclohexyl acetate 9 0.57 cis-11-Tetradecenyl acetate 10 0.39 2-Heptadecanone 11 10.63 4-Methyl isopulegone 12 1.57 Camphidine Fraction 2* 1 >40.00 Ethyl cinnamate 2 1.54 Undecanone 3 1.21 Ethyl p-methoxycinnamate 4 1.03 trans,trans-Octa-2,4-dienyl acetate 5 28.25 10-Undecyn-1-ol 6 2.60 Undecanone 7 1.68 Dipentene dioxide Fraction 3* 1 59.59 Ethyl cinnamate 2 9.09 Ethyl p-methoxycinnamate 3 12.18 Dipentene dioxide 4 4.04 3,7-Dimethoxycoumarin Fraction 4* 1 23.87 Ethyl p-methoxycinnamate 2 5.04 (z)-2,7-Octadien-1-yl acetate 3 47.68 3,7-Dimethoxycoumarin
Literature shows that the main ucts of thermal degradation of NR are isoprene, dipentene and p-methene (38).