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C-N bond formation by the activation of alkenes and alkynes using Cu present in the framework and extra-framework of aluminophosphate
Catalysis Communications ( IF 3.4 ) Pub Date : 2018-02-19 , DOI: 10.1016/j.catcom.2018.02.007
Abhinav Kumar , Bhaskar Sarmah , Rajendra Srivastava

A “Cu framework-substituted AlPO-5” catalyst (designated as CuAlPO-5) was prepared and investigated for the activation of alkenes and alkynes in producing β-amino compounds, triazoles, and indolizines. The catalyst was stable during several recycling studies. No significant loss in its activity was observed even after five recycles. Copper nanoparticles (CuNPs) were loaded on the external surface of CuAlPO-5. This “CuNPs supported on CuAlPO-5” catalyst was active in the synthesis of propargylamines. The framework-substituted Cu, the CuNPs, and the acidity of CuAlPO-5 have been inferred to play significant roles towards augmenting the product-yields of the catalytic reactions reported in this study.



中文翻译:

利用存在于铝磷酸盐骨架和超骨架中的铜,通过烯烃和炔烃的活化形成CN键

制备了“ Cu骨架取代的AlPO-5”催化剂(称为CuAlPO-5),并研究了其在生产β-氨基化合物,三唑和吲哚嗪中烯烃和炔烃的活化作用。在多次循环研究中,该催化剂是稳定的。即使经过五次循环,也没有观察到其活性显着下降。铜纳米颗粒(CuNPs)负载在CuAlPO-5的外表面上。这种“负载在CuAlPO-5上的CuNPs”催化剂在炔丙基胺的合成中具有活性。据推断,骨架取代的Cu,CuNPs和CuAlPO-5的酸度对增加本研究报道的催化反应的产物收率起着重要作用。

更新日期:2018-02-19
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