反应详情

The same procedures as in Example 2 were carried out from the compound obtained in Example 20 (1.0 g), triethylamine (0.54 mL), 2,4-difluorocinnamic acid (0.72 g), WSC.HCl (0.75 g), and methylene chloride (40 mL), to give the captioned compound (0.73 g, 49%) as an oily product.