138994-84-0Relevant academic research and scientific papers
New antitumor bicyclic hexapeptides, RA-VI and -VIII from Rubia cordifolia; Conformation-activity relationship II
Itokawa,Morita,Takeya,Tomioka,Itai,Iitaka
, p. 7007 - 7020 (2007/10/02)
The structures of new antitumor bicyclic hexapeptides, RA-VI and -VIII from Rubia cordifolia were elucidated by the spectroscopic and chemical methods. A combination of two-dimentional NMR techniques and NOE relationships showed that the amino acids const
