Tetrafluoro-m-phenylenediamine dihydrochloride → 1-[6-(3,5-Dichloro-4-hydroxyphenyl)-4-{4-[2-(pyrrolidin-1-yl)ethyl]piperidin-1-yl}-1,5-naphthyridin-3-yl]ethanone dihydrochloride

Participants

Reaction Steps

Following general procedure II, 1-(6-chloro-4-{4-[2-(pyrrolidin-1-yl)ethyl]piperidin-1-yl}-1,5-naphthyridin-3-yl)ethanone (60 mg, 0.16 mmol) was reacted with 2,6-dichloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol (65 mg, 0.23 mmol) followed by formation of the dihydrochloride salt to afford the desired product (54 mg, 60%) as a yellow solid: 1H NMR (500 MHz, CD3OD) δ 8.91 (s, 1H), 8.46 (d, J=9.1 Hz, 1H), 8.35 (d, J=8.9 Hz, 1H), 8.16 (s, 2H), 4.63 (br s, 2H), 3.70-3.54 (m, 4H), 3.32-3.24 (m, 2H), 3.13-3.03 (m, 2H), 2.67 (s, 3H), 2.22-1.96 (m, 7H), 1.82-1.69 (m, 4H);

Provenance & Evidence