反应详情

23A was prepared in a procedure similar to that of 13A using 3-amino-4,6-difluorobenzamide, 3,4-dimethoxyphenylboronic acid and glyoxylic acid monohydrate. Yield: 80%. 1H NMR (400 MHz, Methanol-d4) δ ppm 3.73-3.87 (m, 6H) 5.07 (s, 1H) 6.92 (t, J=7.69 Hz, 1H) 6.96-7.13 (m, 4H), LCMS: 367 (M+1).