Publication Type Journal Article
Title Catalytic behaviour of a novel Fe(III) Schiff base complex in the mild oxidation of cyclohexane
Authors Dmytro S. Nesterov Oksana V. Nesterova M. Fátima C. Guedes da Silva Armando J.L. Pombeiro
Groups CCC
Journal CATALYSIS SCIENCE \& TECHNOLOGY
Year 2015
Month March
Volume 5
Number 3
Pages 1801-1812
Abstract The complex [Fe-III(HL)Cl-2(DMF)]Cl.DMF (1) was synthesized by reaction of Fe(III) chloride with a dimethylformamide solution of the Schiff base aminoalcohol HL (2-[(E)-\[2-(piperazin-1-yl)ethyl]imino\-methyl]phenol) and characterized by single crystal X-ray diffraction analysis, thermogravimetry and spectroscopic methods. The catalytic investigations disclosed a marked activity of 1 towards oxidation of cyclohexane with hydrogen peroxide, under mild conditions, with yields based on cyclohexane up to 37\% and TONs (turnover numbers) up to ca. 900. Kinetic experiments and selectivity parameters led to the conclusion that hydroxyl radicals are active (attacking C-H bonds) species in the studied catalytic reaction. Kinetic and UV/Vis spectrometry data revealed a complex nature of the processes occurring in the catalytic system, including the transformation of 1 into catalytically active species.
DOI http://dx.doi.org/10.1039/c4cy00888j
ISBN
Publisher ROYAL SOC CHEMISTRY
Book Title
ISSN 2044-4753
EISSN 2044-4761
Conference Name
Bibtex ID ISI:000350685400048
Observations
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