1-[2-(dimethylamino)ethyl]-4-hydroxy-4-(piperidin-4-yl)-1H-pyrrolo[3,2-g]isoquinolin-9(4H)-one 、 alkaline earth salt of/the/ methylsulfuric acid 在
potassium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以54%的产率得到1-[2-(dimethylamino)ethyl]-4-hydroxy-4-[1-(2-hydroxyethyl)piperidin-4-yl]-1H-pyrrolo[3,2-g]isoquinolin-9(4H)-one