反应详情

The same procedures as in Example 2 were carried out from the compound obtained in Example 20 (3.0 g), triethylamine (1.7 mL), 2-acetoxycinnamic acid (2.5 g), WSC.HCl (2.4 g), and methylene chloride (80 mL), to give the captioned compound (3.9 g, 83%) as an oily product.