Các hợp chất đitecpenoit phân lập từ quả loài na biển (Annona glabra) (Phần 2)

Phan Văn Kiệm, Nguyễn Thị Thu Hiền, Đan Thị Thúy Hằng, Dương Thị Dung, Nguyễn Thị Cúc, Dương Thị Hải Yến, Hoàng Lê Tuấn Anh, Nguyễn Xuân Nhiệm, Châu Văn Minh


Four ent-kaurane diterpenoids, annoglabasin E (1), annonaglabasin B (2), 19-nor-ent-kauran-4α-ol-17-oic acid (3), and paniculoside IV (4) were isolated from the methanol extract of the Annona glabra fruits by various chromatographic experiments. Their structures were characterized by 1D- and 2D-NMR spectra and ESI-MS, as well as in comparison with those reported in the literature. Among these compounds, 4 has been isolated from the genus Annona for the first time.


Annona glabra, Annonaceae, kaurane diterpenoid

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