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.
本发明涉及一种融合环系统化合物,其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切割、抗微
生物和抑制肿瘤生长的性质。本发明还公开了具有融合环系统化合物作为无糖基部分(i)或与目标肿瘤细胞免疫反应的单克隆
抗体或
抗体结合位部分(ii)结合的嵌合化合物。本发明还公开了含有化合物或嵌合物的组合物,以及制备化合物的方法。