Paper
Green Chemistry
edge this is first continuous flow synthesis of BTHF based on 15 H. Li, A. Riisager, S. Saravanamurugan, A. Pandey,
renewable resources. Both reaction steps are successfully per-
formed in sequence in the miniplant with an initial BTHF
R. S. Sangwan, S. Yang and R. Luque, ACS Catal., 2017, 8,
148–187.
yield of 86–87%. After 5 h on stream, the yield starts to 16 A. Behr, A. J. Vorholt, K. A. Ostrowski and T. Seidensticker,
decrease slowly down to 75% after 10 h due to deactivation of
the ion-exchange resin.
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17 G. W. Huber, J. N. Chheda, C. J. Barrett and J. A. Dumesic,
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Further investigations should deal with this deactivation by
water and include longer continuous flow experiments. 18 Q.-N. Xia, Q. Cuan, X.-H. Liu, X.-Q. Gong, G.-Z. Lu and
Additionally, a continuous implementation of the reaction Y.-Q. Wang, Angew. Chem., Int. Ed., 2014, 53, 9755–9760.
sequence based on solvent-free conditions could be 19 G. Li, N. Li, J. Yang, A. Wang, X. Wang, Y. Cong and
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Conflicts of interest
There are no conflicts to declare.
Acknowledgements
24 S. E. Iannuzzi, C. Barro, K. Boulouchos and J. Burger, Fuel,
2016, 167, 49–59.
The authors would like to thank Dr Saskia Heumann for XRD
and TEM measurements, as well as Sarah Bormann for her 25 J. Preuß, K. Munch and I. Denbratt, Fuel, 2018, 216, 890–897.
help with the experiments. Furthermore, we gratefully 26 J. Julis and W. Leitner, Angew. Chem., Int. Ed., 2012, 51,
acknowledge the support by the Max-Planck-Society. Open
Access funding provided by the Max Planck Society.
8615–8619.
27 L. Offner-Marko, A. Bordet, G. Moos, S. Tricard,
S. Rengshausen, B. Chaudret, K. L. Luska and W. Leitner,
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