Answers are grounded in this paper and cite their sources.
Suitably constituted aryl and alkyl radicals readily rearrange by 1,2- or 1,4-acyl or cyano migration.
No takes yet. Share an insight, caveat, or question.
BECKWITH et al. (1987) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: