Chemistry – A European Journal: Vol 0, No 0
A catalytic process to transform C 60 into a series of open‐cage fullerene derivatives has been developed. This transformation encompasses a partially intermolecular [2+2+2]‐cycloaddition reaction between diynes and C 60, followed by cage‐opening through a Rh‐catalyzed di‐π‐methane rearrangement.