Unprecedented Rearrangement of a 4-Alkoxy-5-bromoalk-2-en-1-ol to a Cyclopentenone via an Iso-Nazarov Cyclization Process
摘要:
We report the structure determination of the product 9 of the rearrangement of the allylic alcohol 3 under very mild conditions, probably promoted by an acidic substance, and propose a reasonable mechanism for its formation.