4-Bromo-2-fluoro-1-isopropoxybenzene → Tert-butyl 4-[5-(3-fluoro-4-isopropoxyphenyl)benzo[d]oxazol-2-yl]piperidine-1-carboxylate

Participants

Reaction Steps

Following the General Procedure-3, the titled compound (25 mg) was prepared from Intermediate 8 (150 mg, 0.35 mmol) and 4-bromo-2-fluoro-1-isopropoxybenzene (81 mg, 0.35 mmol) as a white solid. M.P.: 124-128° C. 1H-NMR (δ ppm, CDCl3, 400 MHz): 7.81 (d, J 1.4, 1H), 7.53-7.45 (m, 2H), 7.35-7.27 (m, 2H), 7.05 (t, J 8.6, 1H), 4.58 (septet, J 6.1, 1H), 4.15 (d, J 10.4, 2H), 3.20-3.10 (m, 1H), 2.99 (t, J 11.7, 2H), 2.15 (dd, J 2.8, 13.4, 2H), 1.97-1.86 (m, 2H), 1.56 (s, 9H), 1.39 (d, J 6.1, 6H).

Provenance & Evidence