Copper Dispersed Covalent Organic Framework for Azide–Alkyne Cycloaddition and Fast Synthesis of Rufinamide in Water
作者:Fei Xue、Jun Zhang、Zhongcheng Ma、Zhonggang Wang
DOI:10.1002/smll.202307796
日期:——
2'-bipyridine via a solvothermal method. After Cu(I)-loading, the resultant Cu(I)-Bpy-COF remained the ordered porous structure with evenly distributed Cu(I) ions at a single-atom level. Using Cu(I)-Bpy-COF as a heterogeneous catalyst, high conversions for cycloaddition reactions are achieved within a short time (40 min) at 25 °C in water medium. Moreover, Cu(I)-Bpy-COF proves to be applicable for aromatic
由1,3,5-三-(4'-甲酰基联苯-)成功合成了具有高BET表面积(1864 m 2 g -1 )和均匀介孔(4.0 nm)的结晶多孔联吡啶基Bpy-COF通过溶剂热法合成 4-基)三嗪和 5,5'-二氨基-2,2'-联吡啶。 Cu(I)负载后,所得的Cu(I)-Bpy-COF保持有序多孔结构,Cu(I)离子在单原子水平上均匀分布。使用 Cu(I)-Bpy-COF 作为多相催化剂,在 25 °C 水介质中短时间内(40 分钟)即可实现环加成反应的高转化率。此外,Cu(I)-Bpy-COF 被证明适用于带有各种取代基(如酯、羟基、酰胺基、吡啶基、噻吩基、大三苯胺、氟和三氟甲基)的芳香族和脂肪族叠氮化物和炔烃。五个循环后,高转化率几乎保持不变。此外,利用Cu(I)-Bpy-COF通过简单的一步反应成功制备了抗癫痫药物(卢非酰胺),证明了其药物合成的实际可行性。