Reaction of .beta.-heteroatom-substituted .alpha.,.beta.-unsaturated acylsilanes with ketone enolates: a new [3+2] annulation based on the Brook rearrangement
Reaction of .beta.-heteroatom-substituted .alpha.,.beta.-unsaturated acylsilanes with ketone enolates: a new [3+2] annulation based on the Brook rearrangement
Reaction of .beta.-heteroatom-substituted .alpha.,.beta.-unsaturated acylsilanes with ketone enolates: a new [3+2] annulation based on the Brook rearrangement