Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... The Baeyer-Villiger oxidation of exo-7-acetyl[4.2.1]- and exo-7-acetyl[4.2.2]propellanes (2X) and (3X) mainly proceeds via unusual carboration intermediates to afford the rearranged products. ... Oxidation of the endo ketones 2N and 3N with m-CPBA gave the ...