s: Two new diterpene alkaloids named swinanine C and D were isolated from Delphinium swinanense var leptopogon (H. -M. ) W. T. Wang. Their structures were elucidated by means of spectral methods , principally 1H-NHR, ...s: Two new diterpene alkaloids named swinanine C and D were isolated from Delphinium swinanense var leptopogon (H. -M. ) W. T. Wang. Their structures were elucidated by means of spectral methods , principally 1H-NHR, DEPT and 13CNMR techniques.展开更多
An investigation of the alkaloids of Delphinium swinanense var. leptopogon resulted in the isolation and identification of two new C(19)-diterpene alkaloids named swinanine A and B, together with one known tatsiensine...An investigation of the alkaloids of Delphinium swinanense var. leptopogon resulted in the isolation and identification of two new C(19)-diterpene alkaloids named swinanine A and B, together with one known tatsiensine. The structures of the new alkaloids were established from spectraf evidence.展开更多
文摘s: Two new diterpene alkaloids named swinanine C and D were isolated from Delphinium swinanense var leptopogon (H. -M. ) W. T. Wang. Their structures were elucidated by means of spectral methods , principally 1H-NHR, DEPT and 13CNMR techniques.
文摘An investigation of the alkaloids of Delphinium swinanense var. leptopogon resulted in the isolation and identification of two new C(19)-diterpene alkaloids named swinanine A and B, together with one known tatsiensine. The structures of the new alkaloids were established from spectraf evidence.
