Methyl 3-[[2-[6,20-bis(2-methoxyethyl)-2,2-dimethyl-20-aza-6-azoniapentacyclo[12.8.0.03,12.05,10.016,21]docosa-1(14),3,5,10,12,15,21-heptaen-13-yl]benzoyl]-methylamino]propanoate;chloride 在
三溴化硼 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以60%的产率得到Methyl 3-[[2-[6,20-bis(2-hydroxyethyl)-2,2-dimethyl-20-aza-6-azoniapentacyclo[12.8.0.03,12.05,10.016,21]docosa-1(14),3,5,10,12,15,21-heptaen-13-yl]benzoyl]-methylamino]propanoate