Chitosan as a sustainable organocatalyst: a concise overview

A El Kadib - ChemSusChem, 2015 - Wiley Online Library
Increased demand for more sustainable materials and chemical processes has
tremendously advanced the use of polysaccharides, which are natural biopolymers, in …

Chitosan bio‐based organic–inorganic hybrid aerogel microspheres

A El Kadib, M Bousmina - Chemistry–A European Journal, 2012 - Wiley Online Library
Recently, organic–inorganic hybrid materials have attracted tremendous attention thanks to
their outstanding properties, their efficiency, versatility and their promising applications in a …

Heterogeneous catalysts for the Guerbet coupling of alcohols

JT Kozlowski, RJ Davis - Acs Catalysis, 2013 - ACS Publications
Alcohol coupling, also known as the Guerbet reaction, is a potentially important process to
increase the value of short chain alcohols. Metal oxides, metal phosphates, and supported …

Aldol condensations over reconstructed Mg–Al hydrotalcites: structure–activity relationships related to the rehydration method

S Abelló, F Medina, D Tichit… - … A European Journal, 2005 - Wiley Online Library
Two different rehydration procedures in the liquid or gas phase have been applied to
reconstruct mixed oxides derived from calcined hydrotalcite‐like materials to be used as …

Influence of acid–base properties on the Lebedev ethanol-to-butadiene process catalyzed by SiO 2–MgO materials

C Angelici, MEZ Velthoen, BM Weckhuysen… - Catalysis Science & …, 2015 - pubs.rsc.org
The Lebedev ethanol-to-butadiene process entails a complex chain of reactions that require
catalysts to possess a subtle balance in the number and strength of acidic and basic sites …

Tuning Cooperativity by Controlling the Linker Length of Silica-Supported Amines in Catalysis and CO2 Capture

NA Brunelli, SA Didas… - Journal of the …, 2012 - ACS Publications
Cooperative interactions between aminoalkylsilanes and silanols on a silica surface can be
controlled by varying the length of the alkyl linker attaching the amine to the silica surface …

Cooperative catalysis with acid–base bifunctional mesoporous silica: impact of grafting and co-condensation synthesis methods on material structure and catalytic …

NA Brunelli, K Venkatasubbaiah… - Chemistry of …, 2012 - ACS Publications
The structural and cooperative catalytic characteristics of acid and base co-functionalized
mesoporous silica synthesized through grafting and co-condensation methods are …

Mesoporous silica with site-isolated amine and phosphotungstic acid groups: a solid catalyst with tunable antagonistic functions for one-pot tandem reactions

NR Shiju, AH Alberts, S Khalid… - … (International ed. in …, 2011 - pmc.ncbi.nlm.nih.gov
Scientists engaged in heterogeneous catalysis often cite enzymes as their model catalysts.
Enzymes can efficiently catalyze multistep processes that give various types of …

Liquid phase aldol condensation reactions with MgO–ZrO2 and shape-selective nitrogen-substituted NaY

W Shen, GA Tompsett, KD Hammond, R **ng… - Applied Catalysis A …, 2011 - Elsevier
The aldol condensation reactions of furfural/hydroxymethylfurfural (furfurals) with
acetone/propanal in water–methanol solvents were studied over the solid base catalysts …

Enhancing heterogeneous catalysis through cooperative hybrid organic–inorganic interfaces

JM Notestein, A Katz - Chemistry–A European Journal, 2006 - Wiley Online Library
Active‐site/surface cooperativity can enhance heterogeneous organic and organometallic
catalysis. We review the powerful role of the solid surface in this context for generating local …