The known labdane-type diterpenoids anticopalic acid (1) and 3 beta-hydroxyanticopalic acid (2) were isolated from extracts of the aerial parts of Vitex hemsleyi Briq. (Labiatae). The acid I showed an antifeedant, dose-dependent activity against Spodoptera frugiperda (J. E. Smith) (Lepidoptera:Noctuidae). To our knowledge this is the first report on the antifeedant activity of a labdane-type diterpene against S. frugiperda.
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Univ Dschang, Fac Sci, Dept Chim, BP 67, Dschang, Cameroon
Inst Rech Med & Etud Plantes Med IMPM, BP 6163, Yaounde, CameroonUniv Dschang, Fac Sci, Dept Chim, BP 67, Dschang, Cameroon
Kopa, Theodora K.
Tane, Pierre
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Univ Dschang, Fac Sci, Dept Chim, BP 67, Dschang, CameroonUniv Dschang, Fac Sci, Dept Chim, BP 67, Dschang, Cameroon
Tane, Pierre
Wabo, Hippolyte K.
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Univ Dschang, Fac Sci, Dept Chim, BP 67, Dschang, CameroonUniv Dschang, Fac Sci, Dept Chim, BP 67, Dschang, Cameroon
Wabo, Hippolyte K.
Tala, Michel F.
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Univ Dschang, Fac Sci, Dept Chim, BP 67, Dschang, Cameroon
Inst Bot Kunming & Acad Chinoise Sci, Lab Phytochim & Ressources Nat Ouest Chine, Kunming 650204, Yunnan, Peoples R ChinaUniv Dschang, Fac Sci, Dept Chim, BP 67, Dschang, Cameroon
Tala, Michel F.
Tchinda, Alembert T.
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Inst Rech Med & Etud Plantes Med IMPM, BP 6163, Yaounde, CameroonUniv Dschang, Fac Sci, Dept Chim, BP 67, Dschang, Cameroon
Tchinda, Alembert T.
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Zofou, Denis
Tan Ning-Hua
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Inst Bot Kunming & Acad Chinoise Sci, Lab Phytochim & Ressources Nat Ouest Chine, Kunming 650204, Yunnan, Peoples R ChinaUniv Dschang, Fac Sci, Dept Chim, BP 67, Dschang, Cameroon