Two New Bis—labdanic Diterpenoids from Alpinia calcarata
摘要
Two novel bis—labdanic diterpenoids named calcaratarin G and calcaratarin H were isolated from the rhizomes of Alpinia calcarata Rosc.Their structures were elucidated to be a pair of stereoiso-mers on the basis of the spectral evidence.The 2D NMR techniques including’H-1H COSY,HMQC,HMBC,NOESY and HRFABMS were extensively applied to establish the structures.
引用本文(GB/T 7714)
KONGLing—Yi, QINMin—Jian, NIWAMasatake. Two New Bis—labdanic Diterpenoids from Alpinia calcarata[J]. Acta Scientiarum Naturalium Universitatis Sunyatseni, 2004.
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