Scheme S9 Hydrogenation of 2-cyclohexenone 1b using Pd/C and hydrogen gas. Slow addition of substrate 1b over 3.5 h at a rate of 48μL/min using a 10 mL syringe containing 1.00 g of 1b in EtOH. Nitrogen gas 1.5 L Entries 5 and 6 are considered only at the system set up and employed for catalyst activation.