Preparation of azabicyclo-N-oxyls and the electrochemical oxidation of alcohols using them as mediators have been exploited. This oxidation was applicable to a transformation of sterically hindered secondary alcohols into the corresponding ketones in high yields. (C) 2007 Elsevier Ltd. All rights reserved.
A new [3 + 3]-type annelation useful for the formation of piperidine skeletons