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https://repositorio.inpa.gov.br/handle/1/16391
Título: | Phytochemistry of Trattinnickia burserifolia, T. rhoifolia, and Dacryodes hopkinsii: Chemosystematic implications |
Autor: | Lima, Maria da Paz Campos Braga, Patrícia Aparecida de Macedo, Mario Lopes Silva, Maria Fátima das Graças Fernandes da Ferreira, Antonio Gilberto Fernandes, João Batista Vieira, Paulo Cezar |
Palavras-chave: | 3 Epi Alpha Amyrin 3 Epi Beta Amyrin 3 Oxotirucall 8,24 Dien 21 Oic 3alpha Hydroxytirucall 7,24 Dien 21 Oic 3alpha Hydroxytirucall 8,24 Dien 21 Oic 3alpha,16beta Dihydroxyolean 12 Ene 3alpha,16beta Dihydroxyurs 12 Ene 3alpha,20 Dihydroxydammar 24 Ene 3beta Phenylacetoxyurs 12 Ene 3beta Phenylacetoxyolean 12 Ene 3beta,16beta,11alpha Trihydroxyurs 12 Ene Acid Alpha Amyrenone Alpha Amyrin Beta Amyrenone Beta Amyrin Dammarane Derivative Dammarenediol Lupenone Lupeol Monoterpene Phenylacetoxy 4 Mentha 1(7),5 Diene Plant Extract Sitosterol Stigmasterol Terpene Tirucallol Triterpene Derivative Unclassified Drug Carbon Nuclear Magnetic Resonance Chemical Analysis Chemotaxonomy Controlled Study Dacryodes Hopkinsii Isolation Procedure Nonhuman Phytochemistry Plant Trattinnickia Burserifolia Trattinnickia Rhoifolia |
Data do documento: | 2004 |
Revista: | Journal of the Brazilian Chemical Society |
É parte de: | Volume 15, Número 3, Pags. 385-394 |
Abstract: | Trattinnickia burserifolia has yielded the known ursanes, α-amyrenone, α-amyrin, 3-epi-α-amyrin, 3α,16β- dihydroxyurs-12-ene, the oleananes β-amyrenone, β-amyrin, 3-epi-β-amyrin, 3α,16β-dihydroxyolean-12-ene, the tirucallane acids 3α-hydroxytirucall-8,24-dien-21-oic, 3α-hydroxytirucall-7,24- dien-21-oic and 3-oxotirucall-8,24-dien-21-oic, the dammaranes dammarenediol-II and 3α,20(S)-dihydroxydammar-24-ene. Besides it was isolated the new monoterpene 2(S*)-phenylacetoxy-4(R*)-p-mentha-1(7),5-diene and, the new triterpenes 3β-phenylacetoxyurs-12-ene, 3β-phenylacetoxyolean-12- ene and 3β,16β,11α-trihydroxyurs-12-ene. The triterpenes from T. burserifolia, T. rhoifolia and Dacryodes were analyzed in mixture. Their 13C NMR spectra showed that the major triterpenes were in T. burserifolia α-amyrin and β-amyrin; in T. rhoifolia α-amyrin, β-amyrin, 3-epi-α-amyrin, 3-epi-β-amyrin, and lupenone; in T. rhoifolia α-amyrin, β-amyrin, 3-epi-α-amyrin, 3-epi-β-amyrin, 3α-hydroxytirucall-8,24-dien-21-oic acid and 3α-hydroxytirucall-7,24-dien-21-oic acid; in D. hopkinsii α-amyrin, β-amyrin, lupeol, tirucallol, sitosterol and stigmasterol. Aspects of chemosystematic of the tribe Protieae are discussed. |
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