1005411-99-3Relevant academic research and scientific papers
A novel bicyclic hexapeptide, RA-XVIII, from Rubia cordifolia: Structure, semi-synthesis, and cytotoxicity
Lee, Ji-Ean,Hitotsuyanagi, Yukio,Kim, Ik-Hwi,Hasuda, Tomoyo,Takeya, Koichi
, p. 808 - 811 (2008)
A new bicyclic peptide of RA-series, RA-XVIII (3), was isolated from the roots of Rubia cordifolia L. Its structure was established to be a hydroxylated derivative of RA-VII by the semi-synthesis of 3 from deoxybouvardin, and its cytotoxicity against P-38
