倍半萜烯又称倍半萜，萜烯系统(C5H8)n中n=3的一类化合物，即三个异戊二烯单位的聚合体。
高速逆流色谱法分离毛菊苣根中的三种倍半萜烯内酯。
Isolation of three sesquiterpene lactones from the roots of Cichorium glandulosum Boiss. et Huet. by high-speed counter-current chromatography.
它们主要是单萜烯、单萜烯醇、单萜烯乙酸酯和倍半萜烯。
They were mainly monoterpenes, monoterpene alcohols, monoterpene acetates and sesquiterpenes.
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