A New Triterpene from the Orchid Pholidota yunnanensis

• 出 处: Chinese Chemical Letters
• 发表日期: 2004年10期
• 关键词: anthraquinone moiety conjugated aromatic Orchidaceae Figure constants benzene st

A new triterpene, 25-methylenecyclopholidonyl p-hydroxy-trans-cinnamate, was isolated from a orchid Pholidota yunnanensis. The structure elucidation and H, 1 13 C-NMR assignments were achieved by spectral and chemical method.

A new triterpene, 25-methylenecyclopholidonyl p-hydroxy-trans-cinnamate, was isolated from a orchid Pholidota yunnanensis. The structure elucidation and H, 13 C-NMR assignments were achieved by spectral and chemical methods.