Table 5.

Cross-Coupling of 1-Naphthol Sulfamate with Various Secondary Aminomethyltrifluoroborates 9a–f

entry	product yield(%)b/conversion(%)c
1	10a, 71/100
2	10b, 68/100
3	10c, 0/0
4	10d, 74/89
5	10e, 82/97
6	10f, 86/100

^aReaction conditions: 1.0 equiv of hetaryl sulfamate, 1.05 equiv of trifluoroborate, 4 mol % XPhos-Pd-G2, 7 equiv of K₂CO₃, t-BuOH/H₂O (1:1, 0.5 M), 85 °C, 18 h.

^bisolated yield.

^ccalculated by ¹H NMR with 30 μL of CH₂Cl₂.