Acetogenin
Mostrando 1-5 de 5 artigos, teses e dissertações.
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1. Antileishmanial Acetylene Fatty Acid and Acetogenins from Seeds of Porcelia macrocarpa
In the present work five acetylene derivatives (1-5), including three unknowns (1, 3 and 4), were isolated from seeds of Porcelia macrocarpa (Annonaceae). The structures of isolated compounds were determined as docos-13-yn-21-enoic acid (1), 3-hydroxy-4-methylene-2-(eicos-11’-yn-19’-enyl)but-2-enolide (2), 3-hydroxy-4-methylene-2-(octadec-9’-yn-17’-e
J. Braz. Chem. Soc.. Publicado em: 2021-02
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2. Anthelmintic acetogenin from Annona squamosa L. Seeds
Extratos das sementes de Annona squamosa demonstraram atividade anti-helmíntica contra Haemonchus contortus, o principal nematódeo de ovinos e caprinos no Nordeste do Brasil. O composto 1 foi isolado do extrato acetato de etila e inibiu a eclosão dos ovos de H. contortus a 25 mg ml-1. A estrutura de 1 foi determinada como uma acetogenina C37 tri-hidroxi b
Anais da Academia Brasileira de Ciências. Publicado em: 2008-06
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3. Design and cytotoxic evaluation of new annonaceous acetogenin analogues
Acetogeninas anonáceas análogas foram preparadas a partir de 5-iodofurano-2-carbaldeído e ácido undec-10-inoico ou undec-10-inol pela reação de Sonogashira, seguida da reação de Grignard e hidrólise catalizada por mercúrio. A citocidade foi avaliada por ensaios MTT contra células HL e no Instituto Nacional de Câncer (Alemanha).
Journal of the Brazilian Chemical Society. Publicado em: 2007
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4. Perfil cromatográfico dos extratos brutos das sementes de Annona muricata L. e Annona squamosa L. através da cromatografia líquida de alta eficiência. / Chromatography profile of crude extract from seeds of Annona muricata L. and Annona squamosa L. by high performance liquid Chromatography.
Phytochemical studies performed previously under laboratory conditions using the species Annona muricata resulted in the extracion of a mixture of acetogenins, which is a class of substances very difficult to separate, despite its large spectra of biological activities. The insectidal properties of this class of compounds which is exclusive of the Annonaceae
Publicado em: 2007
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5. The chemistry of phyletic dominance.
Studies of arthropod defensive chemistry continue to bring to light novel structures and unanticipated biosynthetic capabilities. Insect alkaloids, such as the heptacyclic acetogenin chilocorine and the azamacrolides, exemplify both of these aspects of arthropod chemistry. Spider venoms are proving to be rich sources of neuroactive components of potential me