[Objectives]To obtain the optimal extraction process parameters of volatile oil of Artemisiae Scopariae Herba.[Methods]The controlled variable method was used to take the extraction amount of volatile oil as the evalu...[Objectives]To obtain the optimal extraction process parameters of volatile oil of Artemisiae Scopariae Herba.[Methods]The controlled variable method was used to take the extraction amount of volatile oil as the evaluation indicator,and the effects of single factor solid-to-liquid ratio,soaking time and extraction time on the yield rate of volatile oil were investigated.[Results]When the solid-to-liquid ratio reached 1∶12,the soaking time reached 3 h,and the extraction time reached 2 h,the yield of volatile oil was the highest.[Conclusions]The conditions of this process are stable and feasible,and it is expected to provide a certain reference for extracting volatile oil from Artemisiae Scopariae Herba.展开更多
目的 :对中药地肤子Kochiascoparia的三萜和皂苷成分进行分离和鉴定。方法 :采用不同层析技术进行分离 ,用波谱及化学的方法确定化合物的结构。结果 :分离鉴定了 8个化合物 :齐墩果酸 3 O β D 吡喃木糖 (1→ 3) β D 吡喃葡萄糖醛酸...目的 :对中药地肤子Kochiascoparia的三萜和皂苷成分进行分离和鉴定。方法 :采用不同层析技术进行分离 ,用波谱及化学的方法确定化合物的结构。结果 :分离鉴定了 8个化合物 :齐墩果酸 3 O β D 吡喃木糖 (1→ 3) β D 吡喃葡萄糖醛酸苷 (Ⅰ ) ,3 O β D 吡喃木糖 (1→ 3) β D 吡喃葡萄糖醛酸 齐墩果酸 2 8 O β D 吡喃葡萄糖酯苷 (Ⅱ ) ,齐墩果酸 2 8 O β D 吡喃葡萄糖酯苷 (Ⅲ ) ,齐墩果酸 3 O [β D 吡喃葡萄糖 (1→ 2 ) β D 吡喃木糖 (1→ 3) ] β D 吡喃葡萄糖醛酸苷 (Ⅳ ) ,齐墩果酸 3 O β D 吡喃葡萄糖醛酸甲酯苷 (Ⅴ ) ,齐墩果酸 3 O β D 吡喃木糖 (1→ 3) β D 吡喃葡萄糖醛酸甲酯苷 (Ⅵ ) ,齐墩果酸 (Ⅶ ) ,豆甾醇 3 O β D 吡喃葡萄糖苷 (Ⅷ )。化合物Ⅲ。展开更多
文摘[Objectives]To obtain the optimal extraction process parameters of volatile oil of Artemisiae Scopariae Herba.[Methods]The controlled variable method was used to take the extraction amount of volatile oil as the evaluation indicator,and the effects of single factor solid-to-liquid ratio,soaking time and extraction time on the yield rate of volatile oil were investigated.[Results]When the solid-to-liquid ratio reached 1∶12,the soaking time reached 3 h,and the extraction time reached 2 h,the yield of volatile oil was the highest.[Conclusions]The conditions of this process are stable and feasible,and it is expected to provide a certain reference for extracting volatile oil from Artemisiae Scopariae Herba.
文摘目的 :对中药地肤子Kochiascoparia的三萜和皂苷成分进行分离和鉴定。方法 :采用不同层析技术进行分离 ,用波谱及化学的方法确定化合物的结构。结果 :分离鉴定了 8个化合物 :齐墩果酸 3 O β D 吡喃木糖 (1→ 3) β D 吡喃葡萄糖醛酸苷 (Ⅰ ) ,3 O β D 吡喃木糖 (1→ 3) β D 吡喃葡萄糖醛酸 齐墩果酸 2 8 O β D 吡喃葡萄糖酯苷 (Ⅱ ) ,齐墩果酸 2 8 O β D 吡喃葡萄糖酯苷 (Ⅲ ) ,齐墩果酸 3 O [β D 吡喃葡萄糖 (1→ 2 ) β D 吡喃木糖 (1→ 3) ] β D 吡喃葡萄糖醛酸苷 (Ⅳ ) ,齐墩果酸 3 O β D 吡喃葡萄糖醛酸甲酯苷 (Ⅴ ) ,齐墩果酸 3 O β D 吡喃木糖 (1→ 3) β D 吡喃葡萄糖醛酸甲酯苷 (Ⅵ ) ,齐墩果酸 (Ⅶ ) ,豆甾醇 3 O β D 吡喃葡萄糖苷 (Ⅷ )。化合物Ⅲ。