3,5-Dimethoxyphenol → 4,6-Dimethoxy-2-(4-nitrophenyl)-1-benzofuran

Beteiligte Stoffe

Reaktionsschritte

This compound was prepared using Method A from 3,5-dimethoxyphenol and 2-bromo-1-(4-nitrophenyl)ethanone: Yield 44% following procedure A.2; m.p. 192-193° C.; IR 2943, 2914, 1594, 1504, 1319, 1145, 1104 cm−1; 1H-NMR (500 MHz, δ ppm, CDCl3) 8.26 (d, J=8.8 Hz, 2H), 7.88 (d, J=8.8 Hz, 2H), 7.24 (s, 1H), 6.69 (s, 1H), 6.34 (s, 1H), 3.93 (s, 3H), 3.88 (s, 3H); 13C-NMR (75 MHz, δ ppm, DMSO-d6) 160.3, 156.7, 153.6, 150.6, 146.1, 135.9, 124.5, 124.3, 112.4, 103.9, 94.9, 88.5, 55.8, 55.7.

Herkunft & Nachweise