Table 3.
Tunable, Catalyst-Controlled Amination*
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A: HfsNH2 (0.25 mmol), 10 mol % of AgOTf, 12 mol % of tBu3tpy,3.5 equiv of PhIO, CH2Cl2, 4 Å MS, 4 h, rt. I: DfsNH2 (0.25 mmol), 10 mol % of AgOTf, 12 mol % of tpa, 1.2 equiv of PhIO, CH2Cl2, 4 Å MS, 1 h, rt.
Isolated yield.
NMR yield, Cl3CCH2Cl internal standard.
trans only, 6% rearranged.
3% rearranged.