反应详情

Compound 113B was prepared in a similar manner to the synthesis of compound 31F by substituting compound 31E with compound 113A: 1H NMR (DMSO-d6): δ 9.34 (s, 1H), 7.03 (t, J=8.03 Hz, 1H), 6.30-6.36 (m, 3H), 3.96 (d, J=5.95 Hz, 2H), 2.58 (d, J=5.8 Hz, 2H), 2.20 (s, 2H) ESI (+)/MS: 182 (M+H)+.