基金The open project of State Key Laboratory of Phytochemistry and Plant Resources in West China,Kunming Institute of Botany,Chinese Academy of Sciences(P2008-KF05)the project of western doctorate foundationthe knowledge innovation project from the northwest institute of plateau biology,Chinese Academy of Sciences
文摘从阴山大戟的根部首次分到一个已知的对映-海松烷型二萜,3α,19-dihydroxyl-ent-pimara-9,15-diene,通过二维波谱方法(1 H-1 H COSY,HMBC,HMQC,ROESY)确定了其结构,并且首次此化合物的H谱和C谱数据进行了全归属.