HCID 67447393, compound → HCID 67447134, compound

Participants

Reaction Steps

Following General Procedure F, 9-[4-(2-aminoethyl)phenyl]-8-methoxythieno[2,3-c]quinolin-4(5H)-one (800 mg, 1.8 mmol) was reacted with tribromoborane (10 mL) to afford the desired product (520 mg, 88%) as an off-white solid: 1H NMR (500 MHz, DMSO-d6) δ 11.78 (s, 1H), 9.20 (s, 1H), 7.88 (br s, 2H), 7.69 (d, J=5.4 Hz, 1H), 7.41-7.36 (m, 3H), 7.22 (d, J=8.1 Hz, 2H), 7.15 (d, J=8.9 Hz, 1H), 5.88 (d, J=5.4 Hz, 1H), 3.21-3.14 (m, 2H), 3.01-2.98 (m, 2H); ESI MS m/z 337 [C19H16N2O2S+H]+; HPLC >99% (AUC), tR=7.72 min.

Provenance & Evidence