1.Artemisinin is an endoperoxide of the sesquiterpene lactone.The structure of this compound is too complex to be synthesized effectively.Artemisia is also found in many parts of the U.
青蒿素是倍半萜烯的一种内过氧化物,这种物质由复杂的结构,因此很难被有效合成。
2.Both the leaf and the stem aroma were composed mainly of monoterpene and sesquiterpene constituents, with β-caryophyllene the most major, followed by sabinene, 1,8-cineole, p-cymene ect.