Calyciphyllines N−P, Alkaloids from Daphniphyllum calycinum
Journal of Natural Products
2009.0
Abstract
Three new Daphniphyllum alkaloids, calyciphyllines N-P (1-3), were isolated from the leaves and stems of Daphniphyllum calycinum. The structures and relative stereochemistry of 1-3 were elucidated on the basis of spectroscopic data.