反应详情

Starting from the compound 219, following the procedure described above for the synthesis of 303a (example 232) but replacing 2-(2-fluorophenyl)acetyl isothiocyanate with 2-(2-methoxyphenyl)acetyl isothiocyanate, title compound 303b was obtained in 44% as an off-white solid. 1H NMR (d-DMSO) δ (ppm): 12.55 (s, 1H), 11.73(s, 1H), 8.62(m, 1H), 8.09(m, 1H), 7.65(s, 1H), 7.57(m, 1H), 7.43(s, 1H), 7.27-7.20(m, 1H), 6.98(d, 1H, J=8.2 Hz), 6.90(dt, 1H, J1=1.0 Hz, J2=7.4 Hz), 6.79(m, 1H), 4.02(s, 3H), 3.81(s, 2H), 3.77(s, 3H). MS (m/z): 548.3(M+H) (found).