反应详情

The title compound 60 was prepared in a similar manner to the synthesis of compound 34 by substituting compound 34D with compound 60A: 1H NMR (DMSO-d6): δ 9.92 (s, 1H), 8.55 (d, J=3.07 Hz, 1H), 8.00 (d, J=7.98 Hz, 1H), 7.77 (d, J=8.29 Hz, 1H), 7.63-7.66 (m, 2H), 7.29-7.48 (m, 6H), 6.90 (d, J=8.29 Hz, 1H), 4.79 (s, 2H), 4.34 (s, 2H), 3.66 (d, J=5.98 Hz, 2H), 2.99 (t, J=5.83 Hz, 2H). ESI (+)/MS: 650 (M+H)+.