反应详情

The same procedures as in Example 2 were carried out from methyl L-tryptophanate hydrochloride (3.0 g), triethylamine (2.0 mL), 2,5-difluorocinnamic acid (2.6 g), WSC.HCl (2.7 g), and methylene chloride (80 mL), to give the captioned compound (4.1 g, 90%) as an oily product.