反应详情

This compound was prepared from 32b (4.63 g, 21.1 mmol), triethyl amine (5.1 ml, 42.2 mmol), and chloroacetyl chloride (1.80 ml, 25.4 mmol) by following Procedure B to give 33b (5.8 g, 93%). 1H NMR (400 MHz, CDCl3) 0.90-0.98 (m, 3H), 1.64-1.72 (m, 2H), 3.19-3.27 (m, 2H), 4.00 (s, 3H), 6.61-6.68 (m, 2H), 6.96-7.04 (m, 1H).