Novel synthesis and rearrangement of 6-azabicyclo[3.1.0]hex-3-en-2-ones
Abstract
Reaction of N-aminopyridinium iodides with cyclopentadienone derivatives gave the 6-azabicyclo[3.1.0]hex-3-en-2-ones (3) which rearranged to the hydroxypyridine derivatives (4) upon heating or irradiation.