Two new dihydroflavonoids were obtained from the traditional Chinese medicinal herb Patrinia villosa Juss. Their structures were elucidated as （2S）-5, 7, 2＇, 6＇-tetrahydroxy-6, 8-di （γ, γ-dimethylallyl） flavan...Two new dihydroflavonoids were obtained from the traditional Chinese medicinal herb Patrinia villosa Juss. Their structures were elucidated as （2S）-5, 7, 2＇, 6＇-tetrahydroxy-6, 8-di （γ, γ-dimethylallyl） flavanone （1） and （2S）-5, 7, 2＇, 6＇-tetrahydroxy-6-1avandulylated flavanone （2） by spectroscopic methods including UV, IR, HR-TOF-MS, 1D NMR and 2D NMR techniques.展开更多
Two new dihydroflavonoids named villosin A and viUosin B were obtained from the traditional Chinese medicinal herb Patrinia viUosa Juss. Their structures were elucidated as （2S）-5, 2＇, 6＇-trihydroxy-2＂, 2＂-dimet...Two new dihydroflavonoids named villosin A and viUosin B were obtained from the traditional Chinese medicinal herb Patrinia viUosa Juss. Their structures were elucidated as （2S）-5, 2＇, 6＇-trihydroxy-2＂, 2＂-dimethylpyrano [5＂, 6＂： 6, 7]flavanone 1 and （2S, 3＂S）-5, 2＇, 6＇- trihydroxy-3＂-γ, γ-dimethylallyl-2＂, 2＂-dimethyl-3＂, 4＂-dihydropyrano [5＂, 6＂： 6, 7] flavanone 2 by spectroscopic methods including UV, IR, HR-TOF- MS, 1D NMR and 2D NMR techniques.展开更多
从白花败酱草石油醚和氯仿萃取部位分离鉴定了9个化合物,分别为正三十二碳酸(Ⅰ),正三十二烷醇(Ⅱ),棕榈酸(Ⅲ),齐墩果酸(Ⅳ),aurentiam ide acetate(Ⅴ),胡萝卜苷(Ⅵ),β-谷甾醇(Ⅶ),7β-羟基-β-谷甾醇(Ⅷ),豆甾醇(Ⅸ),其中Ⅰ、Ⅱ、...从白花败酱草石油醚和氯仿萃取部位分离鉴定了9个化合物,分别为正三十二碳酸(Ⅰ),正三十二烷醇(Ⅱ),棕榈酸(Ⅲ),齐墩果酸(Ⅳ),aurentiam ide acetate(Ⅴ),胡萝卜苷(Ⅵ),β-谷甾醇(Ⅶ),7β-羟基-β-谷甾醇(Ⅷ),豆甾醇(Ⅸ),其中Ⅰ、Ⅱ、Ⅴ、Ⅷ是首次从败酱属植物中分离得到,Ⅳ、Ⅶ、Ⅸ是首次从白花败酱草中分离得到。展开更多
文摘Two new dihydroflavonoids were obtained from the traditional Chinese medicinal herb Patrinia villosa Juss. Their structures were elucidated as （2S）-5, 7, 2＇, 6＇-tetrahydroxy-6, 8-di （γ, γ-dimethylallyl） flavanone （1） and （2S）-5, 7, 2＇, 6＇-tetrahydroxy-6-1avandulylated flavanone （2） by spectroscopic methods including UV, IR, HR-TOF-MS, 1D NMR and 2D NMR techniques.
文摘Two new dihydroflavonoids named villosin A and viUosin B were obtained from the traditional Chinese medicinal herb Patrinia viUosa Juss. Their structures were elucidated as （2S）-5, 2＇, 6＇-trihydroxy-2＂, 2＂-dimethylpyrano [5＂, 6＂： 6, 7]flavanone 1 and （2S, 3＂S）-5, 2＇, 6＇- trihydroxy-3＂-γ, γ-dimethylallyl-2＂, 2＂-dimethyl-3＂, 4＂-dihydropyrano [5＂, 6＂： 6, 7] flavanone 2 by spectroscopic methods including UV, IR, HR-TOF- MS, 1D NMR and 2D NMR techniques.
文摘从白花败酱草石油醚和氯仿萃取部位分离鉴定了9个化合物,分别为正三十二碳酸(Ⅰ),正三十二烷醇(Ⅱ),棕榈酸(Ⅲ),齐墩果酸(Ⅳ),aurentiam ide acetate(Ⅴ),胡萝卜苷(Ⅵ),β-谷甾醇(Ⅶ),7β-羟基-β-谷甾醇(Ⅷ),豆甾醇(Ⅸ),其中Ⅰ、Ⅱ、Ⅴ、Ⅷ是首次从败酱属植物中分离得到,Ⅳ、Ⅶ、Ⅸ是首次从白花败酱草中分离得到。
