重氮甲烷 、 6',7'-dihydroxy-3',4'-dihydro-6
H,2'
H-spiro[indeno[4,5-
d][1,3]dioxole-7,1'-isoquinolin]-8-one 以
1,4-二氧六环 为溶剂,
生成
7'-hydroxy-6'-methoxy-3',4'-dihydro-6H,2'H-spiro[indeno[4,5-d][1,3]dioxole-7,1'-isoquinolin]-8-one 、 6'-hydroxy-7'-methoxy-3',4'-dihydro-6
H,2'
H-spiro[indeno[4,5-
d][1,3]dioxole-7,1'-isoquinolin]-8-one