3-Fluoro-4-methoxyphenylboronic acid → 8-Fluoro-6-(3-fluoro-4-methoxyphenyl)-2-naphthol

Participants

Reaction Steps

The title compound was prepared by reacting 6-bromo-8-fluoro-2-naphthol (0.66 g, 2.74 mmol) with 3-fluoro-4-methoxyphenyl boronic acid (0.56 g, 3.3 mmol) according to method A to yield 0.67 g (85%) of a white solid: mp 138–140° C.; 1H NMR (DMSO-d6): δ 3.90 (3H, s), 7.17–7.30 (3H, m), 7.60- 7.65 (2H, m), 7.71 (1H, dd, J=2.19 Hz), J=13.14 Hz), 7.90 (1H, d, J=8.37 Hz), 7.99 (1H, bs), 10.15 (1H, bs); MS (ESI) m/z 285 (M−H)−.

Provenance & Evidence