Boron tribromide → HCID 22339931, compound

Participants

Reaction Steps

Reaction of 141b (0.15 g, 0.55 mmol) with 1M BBr3 (0.66 mL) in dry CH2Cl2 (5 mL) within 48 h according to procedure 142a afforded pure 142b (0.13 g, 90%) as slightly brownish solid. 1H NMR (400 MHz, CDCl3) δ 7.3.1 (m, 5H), 6.83 (m, 3H), 6.14 (t, J=7.1 Hz, 1H), 5.19 (s, 2H). 13C NMR (100 MHz, CDCl3) δ 158.62, 146.78, 135.82, 128.74, 127.97, 126.53, 113.94, 106.95, 52.18. HRMS (EI) calcd for C12H11NO2 [M]+ 201.0792. found 201.0790.

Provenance & Evidence