2-(2-Fluoro-4-(methylsulfonyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane → Tert-butyl 4-{5-[2-fluoro-4-(methylsulfonyl)phenyl]benzo[d]oxazol-2-yl}piperidine-1-carboxylate

Participants

Reaction Steps

Following the General Procedure-1, the titled compound (40 mg) was prepared from Intermediate 7 (150 mg, 0.4 mmol) and Intermediate 3 (154 mg, 0.51 mmol) as an off-white solid. M.P.: 144-147° C. 1H-NMR (δ ppm, CDCl3, 400 MHz): 7.87 (s, 1H), 7.82 (d, J 8, 1H), 7.77 (dd, J 1.4, 9.4, 1H), 7.67 (t, J 7.5, 1H), 7.59 (d, J 8.4, 1H), 7.50 (d, J 8.5, 1H), 4.15 (d, J 7.7, 2H), 3.22-3.10 (m, 4H), 3.00 (t, J 11.3, 2H), 2.21-2.12 (m, 2H), 2.00-1.88 (m, 2H), 1.48 (s, 9H).

Provenance & Evidence