A process for preparing distamycin derivatives possessing antitumor activity, by starting from distamycin A itself, is described. The process involves the preparation of the novel intermediates of formula (III).
本发明涉及从distamycin A出发制备具有抗肿瘤活性的distamycin衍
生物的方法。该方法涉及制备公式(III)的新型中间体。