Boron tribromide → HCID 71139070, compound

Participants

Reaction Steps

Reaction of 146i (0.10 g, 0.34 mmol) with 1M BBr3 (0.51 mL) in dry CH2Cl2 within 48 h according to procedure 148a afforded pure 148i (79 mg, 83%) as slightly brownish solid. 1H NMR (400 MHz, CDCl3) δ 8.65 (s, 2H), 7.46 (s, 2H), 7.39 (d, J=7.9 Hz, 2H), 6.83 (dd, J=22.5, 7.0 Hz, 2H), 6.16 (t, J=7.0 Hz, 1H), 5.22 (s, 2H). 13C NMR (100 MHz, CDCl3) δ 150.23, 147.62, 146.76, 137.98, 136.87, 128.66, 127.51, 126.64, 121.58, 113.66, 107.13, 52.19. HRMS (FAB) calcd for C17H15N2O2 [M+H]+ 279.1133. found 279.1147.

Provenance & Evidence