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. Author manuscript; available in PMC: 2023 Aug 7.
Published in final edited form as: Org Lett. 2016 Sep 23;18(19):4920–4923. doi: 10.1021/acs.orglett.6b02401

Scheme 4. AH of 2-Alkyl-N-benzylpyridinium Saltsa.

Scheme 4.

aReaction conditions: pyridinium salt (0.5 g), 20 mL of THF, 5–24 h, isolation yield. b20 °C. c[Ir(COD)Cl]2 2 mol %, ligand 6 mol %, I2 10 mol % at 10 °C and 600 psi H2 for 24 h.