New Labdane-Type Diterpenoids from Ament
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Qin Yang; Guan Ye; Jia-Quan Feng; Wei-Min Zhao
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Article
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2007
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John Wiley and Sons
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German
β 80 KB
## Abstract A new labdane diterpene, amentotaxin A (**1**), and an unprecedented dinorlabdane diterpene, amentotaxin B (**2**), were isolated from the stems of __Amentotaxus argotaenia__ (Hance) Pilger, together with seven known compounds. Their structures were identified by inβdepth spectroscopic