Paper
RSC Advances
factors: (1) the worm-like structure provides numerous catalytic 10 G. Gao, P. Sun, Y. Li, F. Wang, Z. Zhao, Y. Qin and F. Li, ACS
sites as compared to a smooth structure. (2) The incorporation Catal., 2017, 7, 4927–4935.
of Mo into Pt can enhance the activity and stability of Pt, which 11 M. Chatterjee, T. Ishizaka and H. Kawanami, Green Chem.,
has been comprehensively investigated in previous studies.41
2016, 18, 487–496.
Moreover, the synergistic electronic effect between two metals 12 K. G. Andrews, D. M. Summers, L. J. Donnelly and
may have an important role in the catalytic reaction.42 Hydrogen
R. M. Denton, Chem. Commun., 2016, 52, 1855–1858.
on the surface of Pt sites can migrate over to the Mo species, 13 C. Wang, A. Pettman, J. Basca and J. Xiao, Angew. Chem., Int.
liberating the Pt active sites.31 (3) The nanowire network is less
susceptible to aggregation and dissolution.
Ed., 2010, 49, 7548–7552.
14 P. Jochmann and D. W. Stephan, Chem.–Eur. J., 2014, 20,
8370–8378.
15 V. Sumerin, F. Schulz, M. Atsumi, C. Wang, M. Nieger,
4. Conclusions
¨
¨
M. Leskela, T. Repo, P. Pyykko and B. Rieger, J. Am. Chem.
Soc., 2008, 130, 14117–14119.
In conclusion, a facile method was developed for the prepara-
tion of entirely new PtMo WNWs. The as-obtained worm-like 16 Y. Li, I. Sorribes, T. Yan, K. Junge and M. Beller, Angew.
nanowires work effectively in the activation of dihydrogen, Chem., Int. Ed., 2013, 52, 12156–12160.
through which, DBAs are successfully synthesized by the 17 G. Zhang, B. L. Scott and S. K. Hanson, Angew. Chem., Int.
reductive amination of either BzH or BzN. Aer careful evalu- Ed., 2012, 51, 12102–12106.
ation of the kinetic processes, we found that the catalyst was 18 Y. Misumi, H. Seino and Y. Mizobe, J. Am. Chem. Soc., 2009,
much more active in the conversion of imines into amines due 131, 14636–14637.
to its composition and morphological effects. Moreover, it can 19 S. Zinovyev, A. Perosa, S. Yut and P. Tundo, J. Catal., 2002,
be readily recovered, and the catalytic system can be easily 211, 347–354.
scaled up. Further study of this catalytic process and potential 20 P. Jochmann and D. W. Stephan, Angew. Chem., Int. Ed.,
applications of PtMo WNWs are under investigation in our
laboratory.
2013, 52, 9831–9835.
21 M. Pan, A. J. Brush, Z. D. Pozun, H. C. Ham, W. Y. Yu,
G. Henkelman, G. S. Hwang and C. B. Mullins, Chem. Soc.
Rev., 2013, 42, 5002–5013.
22 J. B. Wu, P. P. Li, Y. T. Pan, S. Warren, X. Yin and H. Yang,
Chem. Soc. Rev., 2012, 41, 8066–8074.
Conflicts of interest
There are no conicts to declare.
23 S. Lu, J. Wang, X. Cao, X. Li and H. Gu, Chem. Commun.,
2014, 50, 3512–3515.
24 F. Qi, L. Hu, S. Lu, X. Cao and H. Gu, Chem. Commun., 2012,
48, 9631–9633.
Acknowledgements
This work was nancially supported by the National Natural
Science Foundation of China (NSFC) (Grant No. 21373006). The 25 L. Hu, X. Cao, L. Chen, J. Zheng, J. Lu, X. Sun and H. Gu,
project was funded by the Priority Academic Program Devel-
opment of Jiangsu Higher Education Institutions (PAPD).
Chem. Commun., 2012, 48, 3445–3447.
26 C.-K. Tsung, J. N. Kuhn, W. Huang, C. Aliaga, L.-I. Hung,
G. A. Somorjai and P. Yang, J. Am. Chem. Soc., 2009, 131,
5816–5822.
27 X. Liu, L. He, Y.-M. Liu and Y. Cao, Acc. Chem. Res., 2014, 47,
793–804.
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