A Convenient Synthesis of Substituted Quinolines by Thermal Electrocyclic Rearrangement of o-Vinyl Anils under Nonacidic Conditions

Article abstract of DOI:10.1021/jo00253a011

Anils 8a-g (Table II) underwent smooth rearrangement and oxidation to the quinolines 9a-g at 155-200 deg C via formation of the 2-3 carbon-carbon bond.These cyclizations proceeded in high yields under nonacidic conditions.It was often possible to prepare