.alpha.-Halo sulfones. XXI. Bishomoconjugative rearrangement pathway. Structural bond relocation attending the dehydrohalogenation of unsaturated cyclic .alpha.-halo ketones and sulfones
.alpha.-Halo sulfones. XXI. Bishomoconjugative rearrangement pathway. Structural bond relocation attending the dehydrohalogenation of unsaturated cyclic .alpha.-halo ketones and sulfones