反应详情

Prepared according to Scheme 6, B conditions, starting from Intermediate 8 and 4-carboxy-2-chlorophenylboronic acid. 1H NMR (DMSO-d6 400 MHz): δ 10.60 (brs, 1H), 9.56 (s, 1H), 8.10-7.89 (m, 4H), 7.62 (dd, J=9.2, 2.8 Hz, 1H), 7.38 (d, J=2.8 Hz, 1H). MS (ESI): m/z 300.8 [M+H]+.

1. customPrepared