Two compounds with the purity higher than 95 % were obtained with this method 通過該方法,已得到兩個(gè)二氫沉香呋喃倍半萜類化合物,純度均在95 %以上。
Conclusion the essential oil from d . dasycarpus . is mainly consisted of sesquterpenoids and aliphatic acids , and the sesquterpenoids is the main active component 結(jié)論白鮮皮揮發(fā)油主要由倍半萜類化合物和長(zhǎng)鏈脂肪酸成分構(gòu)成,而倍半萜類化合物是其主要活性成分。
The best method for isolation and purification of - dihydroagarofuran sesquiterpene in celastrus angulatus is alternate normal - phase and reserve - phase high performance liquid chromatography 結(jié)果表明,對(duì)苦皮藤中富含二氫沉香呋喃倍半萜類化合物部分進(jìn)行分離的過程中,采用正相、反相高壓制備柱層析交替進(jìn)行的方法最為有效。
Artemisinin , a sesquiterpene lactone containing an endoperoxide bridge , is a kind of phytoalexin . sa , a key signal molecular during systemic acquaired resistance ( sar ) , is related to the biosynthesis of phytoalexin . aba , a stress - resistance plant hormone can influence the secondary metabolism to stimulate phytoalexin biosynthesis 青蒿素屬于萜烯類化合物(倍半萜類)是植保素( phytoalexin )的一種, sa是植物產(chǎn)生系統(tǒng)獲得性抗性的重要信號(hào)分子,與植保素的產(chǎn)生相關(guān)。