Boron tribromide → HCID 67450195, compound

Participants

Reaction Steps

Following General Procedure F, 9-{4-[(diethylamino)methyl]phenyl}-8-methoxythieno[2,3-c]quinolin-4(5H)-one (30 mg, 0.076 mmol) was reacted with tribromoborane (1.0 M in methylene chloride, 0.46 mL, 0.46 mmol) to afford the desired product (12 mg, 42%) as a white solid: 1H NMR (500 MHz, CD3OD) δ 7.69 (d, J=8.1 Hz, 2H), 7.56 (d, J=5.4 Hz, 1H), 7.48-7.42 (m, 3H), 7.18 (d, J=8.9 Hz, 1H), 6.03 (d, J=5.4 Hz, 1H), 4.50 (s, 2H), 3.36-3.31 (m, 4H), 1.43 (t, J=7.3 Hz, 6H); ESI MS m/z 379 [C22H22N2O2S+H]+; HPLC 97.2% (AUC), tR=8.27 min.

Provenance & Evidence