反应详情

The same procedures as in Example 1 were carried out from the compound obtained in Example 33 (3.3 g), acrylic acid (1.1 mL), DCC (3.4 g), triethylamine (9.5 mL, 68.2 mmol), and chloroform (140 mL), to give the captioned compound (2.1 g, 58%) as crystals.