(1R,2R)-2-(diethylamino)cyclohexanaminium trifluoromethanesulfonate T=25°C; Aldol reaction; 36 h; Neat (no solvent); optical yield given as percent eeenantioselective reaction;

oxalic acid

1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione in ethyl acetate T=77°C;