4-(Trifluoromethoxy)phenylboronic acid → HCID 21884321, compound

Participants

Reaction Steps

Prepared by the method of Example 15d), from 2-(3-nitro-4-methoxyphenyl)-5-bromobenzoxazole (200 mg, 0.57 mmol) and 4-trifluoromethoxyphenylboronic acid (177 mg, 0.86 mmol) the subtitle compound was obtained, (119 mg, 48%). 1H NMR (DMSO) δ 8.70(s, 1H), 8.52(d, 1H), 8.16(s, 1H), 7.93(d, 3H), 7.81(d, 2H), 7.68(d, 1H), 7.55(d, 1H), 4.12(s, 3H). MS 431 m/z (M+H)+.

Provenance & Evidence