通过改进的方法合成了1-苄基-3-烷基苯并三氮唑类离子液体.目标产物结构经FT-IR、1H NMR和13C NMR确证.当烷基取代的苯并三氮唑、催化剂CuI和溴苄的物质的量比为10∶2.5∶11时,反应5～6h收率可达82.7％ ～ 86.1％,探讨了离子液体溶解性及熔点与结构的关系.
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