Dicorynamine and harmalan-N-oxide, two new β-carboline alkaloids from Dicorynia guianensis Amsh heartwood

The chemical investigations of Dicorynia guianensis heartwood led to the isolation of four new indole alkaloids for the first time in this plant. Compound (1) identified as spiroindolone 2′,3′,4′,9′-tetrahydrospiro [indoline-3,1′pyrido[3,4-b]-indol]-2-one, and compound (3) described as nitrone 1-methyl-4,9-dihydro-3H-pyrido [3,4-b] indole 2-oxide and were isolated for the first time as natural products. ABTS antioxidant activity guided their isolation.

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Bibliographic Details
Main Authors: Say Anouhe, Jean-Baptiste, Amissa Adima, Augustin, bobelé Niamké, Florence, Stien, Didier, Kassi Amian, Brise, Blandinières, Pierre-Alain, Virieux, David, Kati-Coulibaly, Séraphin, Amusant, Nadine
Format: article biblioteca
Language:eng
Subjects:F60 - Physiologie et biochimie végétale, K50 - Technologie des produits forestiers, K01 - Foresterie - Considérations générales, extrait de bois, bois de coeur, composition chimique, alcaloïde, antioxydant, arbre forestier, produit forestier non ligneux, forêt tropicale humide, http://aims.fao.org/aos/agrovoc/c_8424, http://aims.fao.org/aos/agrovoc/c_3518, http://aims.fao.org/aos/agrovoc/c_1794, http://aims.fao.org/aos/agrovoc/c_269, http://aims.fao.org/aos/agrovoc/c_511, http://aims.fao.org/aos/agrovoc/c_3052, http://aims.fao.org/aos/agrovoc/c_5211, http://aims.fao.org/aos/agrovoc/c_7976, http://aims.fao.org/aos/agrovoc/c_1070, http://aims.fao.org/aos/agrovoc/c_3445, http://aims.fao.org/aos/agrovoc/c_3093, http://aims.fao.org/aos/agrovoc/c_7534, http://aims.fao.org/aos/agrovoc/c_3081,
Online Access:http://agritrop.cirad.fr/579059/
http://agritrop.cirad.fr/579059/1/2015_Dicorynamine%20and%20harmalan-N-oxide%2C%20two%20new%20%C3%9F-carboline%20alkaloids%20from%20Dicorynia%20guianensis%20Amsh%20heartwood%20-%201-s2.0-S1874390015000622-main.pdf
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