Directed C-C bond cleavage of a cyclopropane intermediate generated from N-tosylhydrazones and stable enaminones: expedient synthesis of functionalized 1,4-ketoaldehydes.

Directed C-C bond cleavage of a cyclopropane intermediate generated from N-tosylhydrazones and stable enaminones: expedient synthesis of functionalized 1,4-ketoaldehydes.