Alkaloids from Cryptocarya densiflora Blume (Lauraceae) and their cholinesterase inhibitory activity
(−)-Desmethylsecoantofine N-oxide (1), a new seco-phenanthroindolizidine alkaloid along with prodensiflorins A and B (2-3), two new proaporphine alkaloids, were isolated from the leaves of Cryptocarya densiflora Blume. Their structures were established on the basis of 1D and 2D NMR techniques and LC...
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Elsevier
2017
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