Title
Unprecedented C19-diterpenoid alkaloid glycosides from an aqueous extract of “fu zi”: Neoline 14-O-l-arabinosides with four isomeric l-anabinosyls
Author
Xian-Hua Meng, Qing-Lan Guo, Cheng-Gen Zhu, Jian-Gong Shi
Year
2017
Journal
Chinese Chemical Letters
Abstract
Four structurally unprecedented aconitane-type C19-diterpenoid alkaloid glycosides with isomeric arabinosyls, named aconicarmichosides A–D (1–4), were isolated from an aqueous extract of “fu zi”, the lateral roots of Aconitum carmichaelii. Their structures were elucidated by spectroscopic and chemical methods, including 2D NMR experiments and acid hydrolysis. Compounds 1–4 represent the first examples of glycosidic aconitane diterpenoid alkaloids.
Instrument
J-815
Keywords
Circular dichroism, Absolute configuration, Natural products, Medicinal