ethyl 3-(4-chlorophenyl)-3a,4,5,6,7,7a-hexahydro-7a-pyrrolidino-1,2-benzisoxazole-6-carboxylate 在
crystalline acid 、
toluene-ethyl acetate 作用下,
以
盐酸 为溶剂,
反应 5.0h,
以gave 0.23 g of 3-(4-chlorophenyl)-4,5,6,7-tetrahydro-1,2-benzisoxazole-6-carboxylic acid of melting point 227°-228° C.的产率得到3-(4-chlorophenyl)-4,5,6,7-tetrahydro-1,2-benzisoxazole-6-carboxylic acid