A new aryl glycoside, 3″-O-galloyl-benzyl-O-α-L-rharnnopyranosyl-(1 → 6)-β-D-glucopyranoside, was isolated from Euphorbia helioscopia L., and its structure was elucidated on the basis of various spectroscopic da...A new aryl glycoside, 3″-O-galloyl-benzyl-O-α-L-rharnnopyranosyl-(1 → 6)-β-D-glucopyranoside, was isolated from Euphorbia helioscopia L., and its structure was elucidated on the basis of various spectroscopic data analysis.展开更多
A new lathyrane diterpene glycoside,named 3β,7β,15β-trihydroxy-14-oxolathyra-5E,12E-dienyl-16-O-β-D-glucopyranoside, was isolated from Euphorbia helioscopia L.Its structure was established by spectroscopic techniq...A new lathyrane diterpene glycoside,named 3β,7β,15β-trihydroxy-14-oxolathyra-5E,12E-dienyl-16-O-β-D-glucopyranoside, was isolated from Euphorbia helioscopia L.Its structure was established by spectroscopic techniques including 2D NMR.展开更多
利用正相硅胶柱层析、葡聚糖凝胶Sephadex LH-20、制备薄层层析、反相制备色谱等离手段和1H、13C NMR等波谱技术,从泽漆(Euphorbia helioscopiaL.)中分离鉴定了10个化合物,分别为β-谷甾醇(-βsitosterol,1),大戟甘(euphorn in,2),大戟...利用正相硅胶柱层析、葡聚糖凝胶Sephadex LH-20、制备薄层层析、反相制备色谱等离手段和1H、13C NMR等波谱技术,从泽漆(Euphorbia helioscopiaL.)中分离鉴定了10个化合物,分别为β-谷甾醇(-βsitosterol,1),大戟甘(euphorn in,2),大戟甘D(euphorn in D,3),A(euphohelioscop in A,4),槲皮素(quercetin,5),没食子酸(gallic ac id,6),咖啡酸(caffe ic ac id,7),没食子酸乙酯(ethyl gallate,8),杨梅素(myrecetin,9),金丝桃苷(hypero-side,10),其中化合物7、8、9是首次从该植物中分得,通过体外抗肿瘤活性研究,化合物6和10作为泽漆的抗肿瘤活性成分属首次报道。展开更多
文摘A new aryl glycoside, 3″-O-galloyl-benzyl-O-α-L-rharnnopyranosyl-(1 → 6)-β-D-glucopyranoside, was isolated from Euphorbia helioscopia L., and its structure was elucidated on the basis of various spectroscopic data analysis.
文摘A new lathyrane diterpene glycoside,named 3β,7β,15β-trihydroxy-14-oxolathyra-5E,12E-dienyl-16-O-β-D-glucopyranoside, was isolated from Euphorbia helioscopia L.Its structure was established by spectroscopic techniques including 2D NMR.
文摘利用正相硅胶柱层析、葡聚糖凝胶Sephadex LH-20、制备薄层层析、反相制备色谱等离手段和1H、13C NMR等波谱技术,从泽漆(Euphorbia helioscopiaL.)中分离鉴定了10个化合物,分别为β-谷甾醇(-βsitosterol,1),大戟甘(euphorn in,2),大戟甘D(euphorn in D,3),A(euphohelioscop in A,4),槲皮素(quercetin,5),没食子酸(gallic ac id,6),咖啡酸(caffe ic ac id,7),没食子酸乙酯(ethyl gallate,8),杨梅素(myrecetin,9),金丝桃苷(hypero-side,10),其中化合物7、8、9是首次从该植物中分得,通过体外抗肿瘤活性研究,化合物6和10作为泽漆的抗肿瘤活性成分属首次报道。