A fused ring system compound is disclosed that contains an epoxide group on one side of the fused rings and an enediyne macrocyclic ring on the other side of the fused rings. The compounds have DNA-cleaving, antimicrobial and tumor growth-inhibiting properties. Chimeric compounds having the fused ring system compound as an aglycone bonded to (i) a sugar moiety as the oligosaccharide portion or (ii) a monoclonal antibody or antibody combining site portion thereof that immunoreacts with target tumor cells are also disclosed. Compositions containing a compound or a chimer are disclosed, as are methods of preparing a compound.
本发明揭示了一种融合环系统化合物,该化合物在融合环的一侧含有环氧基团,在另一侧含有烯二炔大环环。该化合物具有DNA裂解、抗微
生物和抑制肿瘤生长的特性。本发明还揭示了具有融合环系统化合物作为无糖基部分的
配体与(i)糖基部分或(ii)单克隆
抗体或其
抗体结合位点部分结合的嵌合化合物,其与目标肿瘤细胞免疫反应。揭示了含有化合物或嵌合物的组合物,以及制备化合物的方法。