2-(Dimethylamino)-5,6,7,8-tetrahydro-7,7-dimethyl-3-phenylspiro-<4H-chromen-4,1'-cyclopropan>-5-on 在
sodium hydrogen sulfate 作用下,
以
二氯甲烷 为溶剂,
反应 120.0h,
以70%的产率得到N,N-Diethyl-2-<1-(2-hydroxy-4,4-dimethyl-6-oxo-1-cyclohexen-1-yl)cyclopropyl>-2-phenylacetamid