反应详情

This compound was made from 18e in the same manner as compound 19b: mp 124-128° C.; 1H NMR (300 MHz, DMSO-d6) δ (ppm) 2.33 (s, 3H), 4.91 (s, 2H), 7.13 (d, J=7.2 Hz, 1H), 7.18 (s, 1H), 7.58 (d, J=7.2 Hz, 1H), 9.05 (s, 1H); ESI-MS m/z 147 (M−H)−; HPLC purity 99.0%; Anal (C8HgBO2) C, H.