Photoaddition reactions of azomethine ylides generated from α-aminonitriles to fullerene C60: Formation of fulleropyrrolidines and reaction efficiencies changes depending on reaction conditions

•Photoaddition reactions of fullerene C60 with α-aminonitriles.•Cycloaddition of in situ formed azomethine ylides from α-aminonitriles to C60, leading to formation of fulleropyrrolidines.•Product distribution and reaction efficiencies dependent on reaction conditions.