diterpene

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Related to Diterpenes: Triterpenes, Sesquiterpenes

diterpene

[dī′tər‚pēn]
(organic chemistry)
C20H32 A group of terpenes that have twice as many atoms in the molecule as monoterpenes. Any derivative of diterpene.
References in periodicals archive ?
Class Result Alkaloids - Anthocyanins - Anthraquinones - Flavonoids ++ Coumarins - Anthracene derivatives + Lignans - Saponins - Condensed tannins - Hydrolyzable tannins - Triterpenes and steroids - Mono-, sesqui-, and diterpenes + (-) negative; (+) weakly positive; (++) moderately positive.
The anti-diabetic effect of Diterpenes is caused by reduction of a-glucosidase (Ayinampudi et al., 2012) and activation of nuclear receptor PPAR gamma (Rau et al., 2006).
Pimarane diterpenes showed significant antimicrobial effects against microorganisms causing dental caries.
urens in their investigation of the chemical constituents present in the shoots and roots of the cansancao-nettle, like the coumarins, mono- and diterpenes, tannins, triterpenes and steroids.
Moreover, diterpenes neophytadiene, and epi-manoil oxide, with ketones megastigmatrienone-1, megastigmatrienone-2, 4-isobutylphenone were only indicated in the oil of the leaves and their content was 5.65, 0.84, 0.11, 0.52, and 15.08%, respectively, as illustrated in Figure 2.
The compounds identified were mostly sesquiterpenic hydrocarbons (84.37%), followed by kaurane diterpenes (9.95%), and oxygenated sesquiterpene spathulenol (2.20%).
Analgesic potential of marrubiin derivatives, a bioactive diterpene present in Marrubium vulgare (Lamiaceae).
Pakrashi, "A clerodane diterpene and other constituents of Clerodendron inerme," Phytochemistry, vol.
The propolis collected in African and European countries of Mediterranean area also is characterized by its high content of diterpenes (Graikou et al.
The biological activity of naturally ocurring kaurene diterpenes. Fitoterapia.
In addition to these, diterpenes are also described as having antimicrobial activity, as they easily penetrate the cell membranes of microorganisms and create pores that result in the loss of intracellular contents [44].