2-[(4-amino-2-chlorophenyl)methyl]-4,4-dimethyl-3-isoxazolidinone 、
高邻苯二甲酸酐 在
丙酮 、 petroleum ether 、
acetone - water 作用下,
以
四氢呋喃 为溶剂,
以to yield 3.9 grams of 2-[[2-chloro-4-[(2-carboxyphenylmethyl)carbonylamino]phenyl]methyl]-4,4-dimethyl-3-isoxazolidinone的产率得到2-[[2-chloro-4-[(2-carboxyphenylmethyl)carbonylamino]phenyl]methyl]-4,4-dimethyl-3-isoxazolidinone