反应详情

The same procedures as in Example 2 were carried out from the compound obtained in Example 20 (2.0 g), triethylamine (1.1 mL), 2,5-difluorocinnamic acid (1.5 g), WSC.HCl (1.6 g), and methylene chloride (80 mL), to give the captioned compound (2.9 g, 98%) as an oily product.