反应详情

The title compound was prepared following the procedure described in Step 3 for the synthesis of 4a, but using 4-methoxyphenyl hydrazine hydrochloride instead of phenyl hydrazine hydrochloride. 1H NMR (DMSO-d6) δ (ppm): 3.76 (3H, s), 6.98 (1H, q, J=5.50 Hz), 7.01 (1H, d, J=9.33 Hz), 7.55 (1H, m), 7.70 (2H, m), 8.05 (1H, q, J=5.09 Hz), 8.08 (1H, d, J=9.33 Hz), 8.19 (1H, d, J=7.96 Hz), 8.70 (1H, d, J=6.31 Hz). m/z 292.4 (MH+).