3,4-dihydro-6,7-dimethoxy-1-undecylisoquinoline 、
3,4-bis(ethoxycarbonylamino)benzyl chloride 在
silica 、
二氯甲烷 、
甲醇 、 6,7-dimethoxy-2-(3,4-diethylacohol carbonylaminophenyl)methyl-3,4-dihydro-1-undecylisoquinolinium chloride 作用下,
以
乙腈 为溶剂,
反应 5.0h,
以to give 0.40 g of solid compound, 6,7-dimethoxy-2-(3,4-diethylacohol carbonylaminophenyl)methyl-3,4-dihydro-1-undecylisoquinolinium chloride (m.p. 147° C.)的产率得到6,7-dimethoxy-2-(3,4-bis(ethoxy Carbonylamino)phenyl)methyl-3,4-dihydro-1-undecylisoquinolinium chloride