Abstract
Flower-like V–Al–O nanobelts have been successfully prepared by a one-pot hydrothermal approach. The nanomaterial was characterized by X-ray diffraction, Fourier transform infrared spectrometry, temperature programmed reduction, energy dispersive X-ray spectrometry, scanning electron microscopy, transmission electron microscopy and N2 adsorption–desorption isotherms. The characterization results revealed that the V–Al–O products consist of one-dimensional nanobelts with lengths of a few microns, widths of 50–100 nm, and thicknesses of 20–30 nm. In addition, the V–Al–O nanomaterial was explored as catalyst for the ammoxidation of 3,4-, 2,4-, and 2,6-dichlorotoluenes to the corresponding dichlorobenzonitriles. It was found that the as-prepared V–Al–O nanostructures exhibited excellent catalytic performance with the yields of 3,4-, 2,4-, and 2,6-DCBN reaching up to 78.0, 77.1, and 73.6%, respectively, at temperature of 360°C, as a result of their novel morphological characteristics.
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ACKNOWLEDGMENTS
This work was partially supported by the National Natural Science Foundation of China (Grant 51572201) and Scientific Research Program of Hubei Provincial Education Department (B2020129).
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Li, X., Yang, S. & Huang, C. Synthesis and Сharacterization of V–Al–O Nanobelts and Their Catalytic Performance. Russ. J. Phys. Chem. 95 (Suppl 2), S259–S263 (2021). https://doi.org/10.1134/S0036024421150140
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DOI: https://doi.org/10.1134/S0036024421150140