反应详情

The title compound was prepared according to the method described for preparing compound 10.2, using compound 21.1 as the starting material. 1H NMR (400 MHz) (CDCl3) δ 7.86 (1H, s); 6.61 (1H, s); 4.74 (2H, s); 4.30 (2H, q, J=7.1 Hz); 2.71 (3H, s); 2.31 (3H, s); 1.32 (3H, t, J=7.1 Hz).