Benzo[b]furan-2-boronic acid → HCID 70691516, compound

Participants

Reaction Steps

Synthesized using benzo[b]furan-2-ylboronic acid (204 mg, 1.26 mmol) and 1a (150 mg, 0.63 mmol) according to Method C. Yellow solid. Yield: 71 mg, 0.26 mmol, 41%. 1H NMR (CDCl3, 500 MHz): δH (ppm): 5.18 (s, 2H), 6.93 (s, 1H), 7.13 (s, 1H), 7.25-7.28 (m, 2H), 7.35 (dt, J=8.2, 1.2 Hz, 1H), 7.44 (d, J=0.9 Hz, 1H), 7.51 (dd, J=8.2, 2.1 Hz, 1H), 7.56 (dd, J=8.2, 0.9 Hz, 1H), 7.60 (s, 1H), 7.65 (d, J=7.3 Hz, 1H), 7.88 (d, J=8.2 Hz, 1H), 8.56 (d, J=2.1 Hz, 1H); 13C NMR (CDCl3, 125 MHz): δC (ppm)=48.1, 105.5, 111.5, 119.0, 119.8, 121.8, 123.3, 125.5, 128.6, 130.4, 130.8, 135.7, 137.3, 148.7, 149.4, 154.3, 155.4; MS (ESI): m/z=276.03 [M+H]+.

Provenance & Evidence