在准备 une serie de cyclobuta [de] naphtalenes fonctionnalises。On montre que les衍生du cyclobuta [de]naphtalene et du methylene-1 cyclobuta [de]naphtalene presentent un interet comme produits de de de synthese
在准备 une serie de cyclobuta [de] naphtalenes fonctionnalises。On montre que les衍生du cyclobuta [de]naphtalene et du methylene-1 cyclobuta [de]naphtalene presentent un interet comme produits de de de synthese
Rh<sup>I</sup>-Catalyzed Benzo/[7+1] Cycloaddition of Cyclopropyl-Benzocyclobutenes and CO by Merging Thermal and Metal-Catalyzed CC Bond Cleavages
作者:Xu-Fei Fu、Yu Xiang、Zhi-Xiang Yu
DOI:10.1002/chem.201405712
日期:2015.3.9
A Rh‐catalyzed benzo/[7+1] cycloaddition of cyclopropyl‐benzocyclobutenes (CP‐BCBs) and CO to benzocyclooctenones has been developed. In this reaction, CP‐BCB acts as a benzo/7‐C synthon and the reaction involves two CCbondcleavages: a thermal electrocyclic ring‐opening of the four‐membered ring in CP‐BCB and a Rh‐catalyzed CCcleavage of the cyclopropane ring.