Dinuclear ru-aqua complexes for selective epoxidation catalysis based on supramolecular substrate orientation effects
dc.contributor.author
dc.date.accessioned
2015-05-04T11:25:03Z
dc.date.available
2015-05-04T11:25:03Z
dc.date.issued
2014-04-01
dc.identifier.issn
0947-6539
dc.identifier.uri
dc.description.abstract
Ru-aqua complex {[RuII(trpy)(H2O)] 2(μ-pyr-dc)}+ is a powerful epoxidation catalyst for a wide range of linear and cyclic alkenes. High turnover numbers (TNs), up to 17000, and turnover frequencies (TOF), up to 24120 h-1 (6.7 s -1), have been obtained using PhIO as oxidant. This species presents an outstanding stereospecificity for both cis and trans olefins towards the formation of their corresponding cis and trans epoxides. In addition, it shows different reactivity to cis and trans olefins due to a substrate orientation supramolecular effect transmitted by its ligand scaffold. This effect together with the impressive reaction rates are rationalized using electrochemical techniques and DFT calculations. A new Ru-aqua complex that behaves as a powerful epoxidation catalyst for a wide range of linear and cyclic alkenes is reported. High turnover numbers and frequencies are obtained by using PhIO as oxidant. The complex shows an outstanding stereospecificity for both cis and trans olefins towards the formation of their corresponding cis and trans epoxides
dc.description.sponsorship
This research was supported financially by MINECO (CTQ2011-23156/BQU, CTQ2010-21497 and PRI-PIBIN-2011-1278), ICIQ, FEDER fund (UNGI08-4E-003), ICREA Academia, Generalitat de Catalunya (2009SGR637); Ramon y Cajal contract (RYC-2009-05226) of MINECO, and Career Integration Grant (CIG09-GA-2011-293900) of the European Commission. COST Actions CM1205 and CM1202 are also gratefully acknowledged
dc.format.mimetype
application/pdf
dc.language.iso
eng
dc.publisher
Wiley-VCH Verlag
dc.relation
info:eu-repo/grantAgreement/MICINN//RYC-2009-05226/ES/RYC-2009-05226/
info:eu-repo/grantAgreement/MICINN//CTQ2011-23156/ES/AVANCES EN CATALISIS Y AROMATICIDAD/
info:eu-repo/grantAgreement/MICINN//CTQ2010-21497/ES/CATALIZADORES PARA LA FOTOSINTESIS ARTIFICIAL/
info:eu-repo/grantAgreement/MICINN//PRI-PIBIN-2011-1278/ES/Catalizadores de oxidacion de agua cotentiendo ligandos redox no-inocentes: hacia los combustibles s/
AGAUR/2009-2014/2009 SGR-637
dc.relation.isformatof
Reproducció digital del document publicat a: http://dx.doi.org/10.1002/chem.201304699
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© Chemistry - A European Journal, 2014, vol. 20, p. 3898-3902
dc.relation.ispartofseries
Articles publicats (D-Q)
dc.rights
Tots els drets reservats
dc.subject
dc.title
Dinuclear ru-aqua complexes for selective epoxidation catalysis based on supramolecular substrate orientation effects
dc.type
info:eu-repo/semantics/article
dc.rights.accessRights
info:eu-repo/semantics/embargoedAccess
dc.embargo.terms
Cap
dc.date.embargoEndDate
info:eu-repo/date/embargoEnd/2026-01-01
dc.relation.projectID
info:eu-repo/grantAgreement/EC/FP7/293900/EU/Ab initio Statics and Molecular Dynamics Simulation of Olefin Metathesis Catalysts for pharmacological purposes/COMPUTEDRUG
dc.type.version
info:eu-repo/semantics/publishedVersion
dc.identifier.doi
dc.identifier.idgrec
020305
dc.contributor.funder
dc.relation.FundingProgramme
dc.relation.ProjectAcronym
dc.identifier.eissn
1521-3765