Bis(pinacolato)diborane → HCID 67446789, compound

Participants

Reaction Steps

Following General Procedure E, N-[1-(4-bromophenyl)ethyl]cyclopentanamine (600 mg, 2.3 mmol) was reacted with bis(pinacolato)diboron (410 mg, 1.6 mmol) to afford the crude boronic ester which was reacted with 9-bromo-8-methoxythieno[2,3-c]quinolin-4(5H)-one (250 mg, 0.81 mmol) to afford the desired product (330 mg, 97%) as a brown solid: 1H NMR (300 MHz, CD3OD) δ 7.73-7.64 (m, 2H), 7.60-7.50 (m, 2H), 7.47-7.34 (m, 3H), 6.01 (d, J=5.4 Hz, 1H), 4.57 (q, J=6.8 Hz, 1H), 3.74 (s, 3H), 3.62-3.45 (m, 1H), 2.30-2.02 (m, 2H), 1.93-1.85 (m, 2H), 1.81 (d, J=6.7 Hz, 3H), 1.77-1.51 (m, 4H).

Provenance & Evidence