A new indole alkaloid, 12-hydroxy-N-acetyl-21(N)-dehydroplumeran-18-oic acid (13), and 11 known indole alkaloids: 3,4,5,6-tetradehydro-β-yohimbine (3), 19(E)- hunteracine (4), β-yohimbine (5), yohimbine (6), 19,20-dehydro-17-α-yohimbine (7), uleine (10), 20-epi-dasycarpidone (11), olivacine (8), 20-epi-N-nor-dasycarpidone (14), N-demethyluleine (15) and 20(E)-nor-subincanadine E (12) and a boonein △-lactone 9, ...
TORRES, Z. E. S. Contribuição ao conhecimento químico de plantas do nordeste do Brasil: Aspidosperma ulei Markgr. 2012. 263 f. Tese (Doutorado em Química) - Centro de Ciências, Universidade Federal do Ceará, Fortaleza, 2012.; Aspidosperma ulei Markgr. popularly known as pitiá or piquiá, is a tree of a rough and gray trunk bark. This work reports the phytochemical analysis of the leaves, and the re-investigation...