反应详情

Compound 31 was prepared using the synthetic sequence in a manner analogous to the method described for the conversion of compound 12 to compound 14 and illustrated in Scheme 1b. 1H NMR (300 MHz, DMSO): δ 10.65 (s, 1H), 9.12 (s, 1H), 8.34 (s, 2H), 7.70 (d, J=7 Hz, 1H), 7.60 (m, 2H), 7.43 (m, 2H), 7.09 (m, 1H), 6.97 (m, 1H), 5.77 (s, 1H), 5.13 (d, J=15 Hz, 1H), 4.66 (d, J=16 Hz, 1H), 3.10 (d, J=15 Hz, 1H), 2.98 (d, J=15 Hz, 1H).