par Lebrun, Benjamine ;Braekman, Jean Claude ;Daloze, Désiré ;Kalushkov, Plamen;Pasteels, Jacques
Référence Tetrahedron letters, 40, 46, page (8115-8116)
Publication Publié, 1999-11
Référence Tetrahedron letters, 40, 46, page (8115-8116)
Publication Publié, 1999-11
Article révisé par les pairs
Résumé : | A new dimeric azaphenalene alkaloid, isopsylloborine A (2), has been isolated from the ladybird beetles Halyzia 16-guttata and Vibidia 12-guttata, and its structure determined by 2D NMR methods. It is a double bond isomer of the recently described psylloborine A (1), which is also present in these beetles as a minor alkaloid. |