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. Author manuscript; available in PMC: 2018 Jul 11.
Published in final edited form as: Org Lett. 2015 Sep 2;17(18):4404–4407. doi: 10.1021/acs.orglett.5b01790

Scheme 3. Dehydrogenation of Other Classes of N-Heterocyclesa.

Scheme 3

Conditions: Substrate (0.1 mmol), 0.8 mL MeOH, 5 mg catalyst, 1 equiv K2CO3, 1 atm O2, orbital stirring. bYields and conv determined by 1H NMR. cEtOH was used as solvent. dCatalyst prepared with Co:phen ratio of 1:1. 10 mg of catalyst used.