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. Author manuscript; available in PMC: 2020 Feb 15.
Published in final edited form as: Org Lett. 2019 Jan 29;21(4):984–988. doi: 10.1021/acs.orglett.8b03959

Scheme 1.

Scheme 1.

Evaluation of N-Aryl Substituents a,b

a Conditions: N,N-dimethylaniline (0.1 mmol), 1-methoxy-2-methyl-1-(trimethylsiloxy)propene (0.2 mmol), B(C6F5)3 (20 mol %), dichloroethane (0.25 mL), under N2, 22 °C, 12 h. b Yields were determined by 1H NMR analysis of unpurified product mixtures with mesitylene as the internal standard. See the Supporting Information for details.