tert-butyl 7-[(2-methoxy-2-oxoethyl)carbamoyl]-4-methyl-3-oxo-5-phenyl-7,8-dihydro-2H-1,4-diazocine-1-carboxylate 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 16.0h,
以95%的产率得到(Z)-N-[(methoxycarbonyl)methyl]-1-methyl-2-oxo-8-phenyl-1,2,3,4,5,6-hexahydro-1,4-diazocine-6-carboxamide