Preparation and use of bouvardin and deoxybouvardin

摘要

Bouvardin (C.sub.40 H.sub.48 N.sub.6 O.sub.10) and deoxybouvardin (C. sub.40 H.sub.48 -N.sub.6 O.sub.9), bicyclic hexapeptides isolated from Bouvardia ternifolia are provided in the form of pure materials, individually, and as a mixture with each other. The pure materials exhibit significant anti-neoplastic disease activity in vivo and in vitro.