反应详情

(RK1-1-27E) I This compound was prepared according to the procedure described for compound 11a except using p-anisidine to obtain the required product as a light brown solid. (278 mg, 100%) Mp=173-175° C. (lit 187-189° C., Tetrahedron 62(25), 6100-6106; 2006); 1H NMR (400 MHz, CDCl3) δ 8.28 (d, J=8.8 Hz, 2H), 7.85 (d, J=8.8 Hz, 2H), 6.97 (d, J=9.0 Hz, 2H), 6.80 (d, J=9.0 Hz, 2H), 6.36 (br s, 1H), 3.78 (s, 3H).

1. custom(RK1-1-27E) I This compound was prepared