2,3,5,4'-tetrahydroxystilbene-2-O-(2'-O-feruloyl)-beta -D-glucopyranoside, 2,3,5,4'-tetra hydroxystilbene-2-O-(2'-O-p-coumaroyl)-beta -D-glucopyranoside were isolated from Radix Polygoni multiflori Pre...2,3,5,4'-tetrahydroxystilbene-2-O-(2'-O-feruloyl)-beta -D-glucopyranoside, 2,3,5,4'-tetra hydroxystilbene-2-O-(2'-O-p-coumaroyl)-beta -D-glucopyranoside were isolated from Radix Polygoni multiflori Preparata. Structures were elucidated by chemical and spectral evidences.展开更多
目的 考察中药制首乌 (RadixPolygoniMultifloriPreparata)中磷脂类化学成分。方法 应用硅胶 ,Sephadex柱层析对制首乌正丁醇萃取部分中化学成分进行分离纯化 ,应用理化常数测定和光谱 (IR ,MS ,1H NMR ,13C NMR ,2D NMR)分析技术鉴...目的 考察中药制首乌 (RadixPolygoniMultifloriPreparata)中磷脂类化学成分。方法 应用硅胶 ,Sephadex柱层析对制首乌正丁醇萃取部分中化学成分进行分离纯化 ,应用理化常数测定和光谱 (IR ,MS ,1H NMR ,13C NMR ,2D NMR)分析技术鉴定结构。结果 分离并鉴定了 2个磷脂类单体化合物 :Ⅰ 1 O 正十八烷酰 2 O Δ4′ ,7′ 正十二碳二烯酰 3 O 磷脂酸 O β D 葡萄糖苷 (1 O stearoyl 2 O Δ4′,7′ dodecenoyl 3 O phosphatidicacid O β D glucoside) ,Ⅱ 1 O 正十八烷酰 2 O Δ4′,7′ 正十二碳二烯酰 3 O 磷脂酸 O (6″ O α D 葡萄糖 ) β D 葡萄糖苷 [1 O stearoyl 2 O Δ4′ ,7′ dodecenoyl 3 phosphatidicacid O (6″ O α D glucose) β D glu coside]。结论 Ⅰ 。展开更多
基金the National Natural Science Foundation of China (29872057), Science and Technology Foundation of Shanghai.
文摘2,3,5,4'-tetrahydroxystilbene-2-O-(2'-O-feruloyl)-beta -D-glucopyranoside, 2,3,5,4'-tetra hydroxystilbene-2-O-(2'-O-p-coumaroyl)-beta -D-glucopyranoside were isolated from Radix Polygoni multiflori Preparata. Structures were elucidated by chemical and spectral evidences.
文摘目的 考察中药制首乌 (RadixPolygoniMultifloriPreparata)中磷脂类化学成分。方法 应用硅胶 ,Sephadex柱层析对制首乌正丁醇萃取部分中化学成分进行分离纯化 ,应用理化常数测定和光谱 (IR ,MS ,1H NMR ,13C NMR ,2D NMR)分析技术鉴定结构。结果 分离并鉴定了 2个磷脂类单体化合物 :Ⅰ 1 O 正十八烷酰 2 O Δ4′ ,7′ 正十二碳二烯酰 3 O 磷脂酸 O β D 葡萄糖苷 (1 O stearoyl 2 O Δ4′,7′ dodecenoyl 3 O phosphatidicacid O β D glucoside) ,Ⅱ 1 O 正十八烷酰 2 O Δ4′,7′ 正十二碳二烯酰 3 O 磷脂酸 O (6″ O α D 葡萄糖 ) β D 葡萄糖苷 [1 O stearoyl 2 O Δ4′ ,7′ dodecenoyl 3 phosphatidicacid O (6″ O α D glucose) β D glu coside]。结论 Ⅰ 。