Six new diterpene-quinones were isolated from the ethanol extract of the roots of Tripterygium regelii Sprague and their structures were elucidated through interpretation of their spectroscopic data and chemical corre...Six new diterpene-quinones were isolated from the ethanol extract of the roots of Tripterygium regelii Sprague and their structures were elucidated through interpretation of their spectroscopic data and chemical correlations. The absolute configuration of triptoquinonoic acid A (1) was determined by X-ray crystallography.展开更多
黑蔓(Tripterygium regelii Sprague et Take)系卫矛科雷公藤属植物,又名东北雷公藤。前报报道了黑蔓中具有抗肿瘤活性的新三萜成分黑蔓酮酯甲(regelin,Ⅰ)和黑蔓酮酯乙(regelinol,Ⅱ)以及新的倍半萜生物碱黑蔓酯碱(regelidine)的分离...黑蔓(Tripterygium regelii Sprague et Take)系卫矛科雷公藤属植物,又名东北雷公藤。前报报道了黑蔓中具有抗肿瘤活性的新三萜成分黑蔓酮酯甲(regelin,Ⅰ)和黑蔓酮酯乙(regelinol,Ⅱ)以及新的倍半萜生物碱黑蔓酯碱(regelidine)的分离和鉴定。最近。展开更多
文摘Six new diterpene-quinones were isolated from the ethanol extract of the roots of Tripterygium regelii Sprague and their structures were elucidated through interpretation of their spectroscopic data and chemical correlations. The absolute configuration of triptoquinonoic acid A (1) was determined by X-ray crystallography.
文摘黑蔓(Tripterygium regelii Sprague et Take)系卫矛科雷公藤属植物,又名东北雷公藤。前报报道了黑蔓中具有抗肿瘤活性的新三萜成分黑蔓酮酯甲(regelin,Ⅰ)和黑蔓酮酯乙(regelinol,Ⅱ)以及新的倍半萜生物碱黑蔓酯碱(regelidine)的分离和鉴定。最近。