Reactions performed with 0.3 mmol of cycloalkanol using the ElectraSyn 2.0 batch electrochemical reactor with isolated yields after chromatographic purification quoted unless stated otherwise. a cycloalkanol was added over 2 h via syringe pump, TBAOAc (0.1 M) as electrolyte; b TBAOAc (0.1 M) as electrolyte; c yield as determined by 1 H NMR analysis of the crude reaction mixture with 1,3,5-trimethylbenzene as the internal standard; d 6 h HO H Mn(OTf) 2 (10 mol %), MgCl 2 (5 equiv.)