Nitroaldol condensation catalyzed by topologically modulable cooperative acid–base chitosan–TiO2 hybrid materials

Abdelhfid Aqil; Abdelkrim El Kadib; Mohamed Aqil; Mosto Bousmina; Abderrahman Elidrissi; Christophe Detrembleur; Christine Jérôme

doi:10.1039/C4RA04590D

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Nitroaldol condensation catalyzed by topologically modulable cooperative acid–base chitosan–TiO₂ hybrid materials†

Abdelhfid Aqil,*^a Abdelkrim El Kadib,*^b Mohamed Aqil,^ac Mosto Bousmina,^bd Abderrahman Elidrissi,^c Christophe Detrembleur^a and Christine Jérôme^a

Author affiliations

* Corresponding authors

^a Center for Education and Research on Macromolecules (CERM), University of Liège, B6a B-4000 Liège, Belgium
E-mail: a.aqil@ulg.ac.be

^b Euro-Mediterranean University of Fez (UEMF), Fès-Shore, Route de Sidi harazem, Fès, Morocco
E-mail: a.elkadib@ueuromed.org

^c University Mohammed Ier, Oujda, BV Mohammed VI B.P. 524, Morocco

^d Hassan II Academy of Science and Technology, Morocco

Abstract

Chitosan–TiO₂ shaped as macroporous aerogels, lamellar cryogels or electrospun films act synergistically as acid–base bifunctional catalysts. Depending on the topology of the material, a marked difference in the selectivity for nitroaldol condensation is observed.

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Article information

DOI: https://doi.org/10.1039/C4RA04590D
Article type: Communication
Submitted: 15 May 2014
Accepted: 07 Jul 2014
First published: 08 Jul 2014

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RSC Adv., 2014,4, 33160-33163

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Nitroaldol condensation catalyzed by topologically modulable cooperative acid–base chitosan–TiO₂ hybrid materials

A. Aqil, A. El Kadib, M. Aqil, M. Bousmina, A. Elidrissi, C. Detrembleur and C. Jérôme, RSC Adv., 2014, 4, 33160 DOI: 10.1039/C4RA04590D

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