Synthesis and [2 + 2] cycloaddition of bimethyleneketene acerals. Reaction with C60 and facile hydrolysis of the C-C bond connected to C60

Article abstract of DOI:10.1021/ja00082a041

We report that the O-alkylated enolates of cyclopropanecarboxylates can be prepared from readily available precursors, and that they are extremely reactive, serving as useful surrogates of the elusive parent enolates. The utility is illustrated by the cyc