Measuring the Brønsted acid strength of zeolites – does it correlate with the O–H frequency shift probed by a weak base?

Author:

Arean Carlos O.123,Delgado Montserrat R.123,Nachtigall Petr4567,Thang Ho Viet4567,Rubeš Miroslav4567,Bulánek Roman891011,Chlubná-Eliášová Pavla121314

Affiliation:

1. Department of Chemistry

2. University of the Balearic Islands

3. , Spain

4. Department of Physical and Macromolecular Chemistry

5. Faculty of Science

6. Charles University of Prague

7. Prague 2, Czech Republic

8. Department of Physical Chemistry

9. Faculty of Chemical Technology

10. University of Pardubice

11. 532 10 Pardubice, Czech Republic

12. J. Heyrovsky Institute of Physical Chemistry

13. Academy of Sciences of the Czech Republic

14. 182 23 Prague, Czech Republic

Abstract

ΔνOH (see the figure) can be a misleading indicator of zeolite Brønsted acidity, as shown by VTIR spectroscopy and calorimetry.

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

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