The invention provides immunoconjugates of Formula I comprising an anti-HER2 antibody linked by conjugation to one or more 8-Het-2-aminobenzazepine derivatives. The invention also provides 8-Het-2-aminobenzazepine derivative intermediate compositions comprising a reactive functional group. Such intermediate compositions are suitable substrates for formation of the immunoconjugates through a linker or linking moiety. The invention further provides methods of treating cancer with the immunoconjugates.
该发明提供了公式I的免疫结合物,其包括一种抗HER2
抗体通过连接结合到一个或多个8-Het-2-aminobenzazepine衍
生物。该发明还提供了8-Het-2-aminobenzazepine衍
生物中间体组合物,其包括一个反应性功能团。这样的中间体组合物是合适的底物,可以通过连接子或连接基团形成免疫结合物。该发明还提供了使用免疫结合物治疗癌症的方法。