Expeditious Synthesis of Isoquinolone Derivatives by Rhodium(I)-Catalyzed Annulation Reaction through C–C Bond Cleavage
作者:Yiyi He、Chengsha Yuan、Zeqi Jiang、Li Shuai、Qing Xiao
DOI:10.1021/acs.orglett.8b03653
日期:2019.1.4
A Rh(I)-catalyzed intermolecular cyclization between isocyanates and benzocyclobutenols leading to isoquinolin-1(2H)-ones through selective cleavage of a C–C bond has been realized. Exploiting the same strategy, we developed a Rh(I)-catalyzed three-component reaction of benzocyclobutenols, isonitriles, and sulfonyl azides to access isoquinolin-1(2H)-imines. These procedures provide unique and expeditious
通过选择性裂解CC键,Rh(I)催化的异氰酸酯和苯并环丁烯醇之间的分子间环化反应导致异喹啉-1(2 H)-ones的形成。利用相同的策略,我们开发了Rh(I)催化的苯并环丁烯醇,异腈和磺酰叠氮化物的三组分反应,以访问异喹啉-1(2 H)-亚胺。这些程序提供了异喹诺酮衍生物的独特而迅速的途径,否则在温和的反应条件下,很难以令人满意的产率制备具有优异的官能团耐受性的异喹诺酮衍生物。