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. Author manuscript; available in PMC: 2019 Jun 15.
Published in final edited form as: Org Lett. 2018 Jun 1;20(12):3487–3490. doi: 10.1021/acs.orglett.8b01250

Scheme 3.

Scheme 3

Alkylation of Heterocycles with Pyridine N-oxide.

[a]Isolated yields of reactions run on a 0.8 mmol scale with 5 equiv of pyridine N-oxide, 5.5 equiv of acid chloride or anhydride reagent and 1.6 mL of acetonitrile (0.5 M).