申请人:Mulvihill Michelle Kristen
公开号:US20070129547A1
公开(公告)日:2007-06-07
A method of preparing
wherein, X=Cl, Br, I, comprises the step of treating
with N-chloro-, N-bromo-, or N-iodosuccinimide in a compatible solvent such as dimethylformamide (DMF) at 0-60° C. followed by halogenation.
一种制备X=Cl,Br,I的方法,包括以下步骤:在相容的溶剂(如二甲基甲酰胺(DMF))中,使用N-氯代琥珀酰亚胺、N-溴代琥珀酰亚胺或N-碘代琥珀酰亚胺,在0-60°C下进行处理,然后进行卤素化。