Various 14-Nitro, 14-amino, and 14-substituted amino camptothecin derivatives are useful in the treatment of cancer and other hyperproliferative diseases. Various 14-nitro camptothecin derivatives are conveniently prepared by reacting a camptothecin derivative with fuming nitric acid, optionally employing acetic anhydride as a solvent.
US8575188B2
申请人:——
公开号:US8575188B2
公开(公告)日:2013-11-05
[EN] CAMPTOTHECIN DERIVATIVES<br/>[FR] DÉRIVÉS DE CAMPTOTHÉCINE