Design and synthesis of new biomimetic materials by sol-gel: A Cu-II(histidine)(2) complex covalently bonded on a silica matrix

dc.contributor.authorLouloudi, M.en
dc.contributor.authorDeligiannakis, Y.en
dc.contributor.authorHadjiliadis, N.en
dc.date.accessioned2015-11-24T16:55:24Z
dc.date.available2015-11-24T16:55:24Z
dc.identifier.issn0020-1669-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/10303
dc.rightsDefault Licence-
dc.subjectmonooxygenase model systemen
dc.subjectbinuclear copper(ii) complexesen
dc.subjectreversible dioxygen bindingen
dc.subjectschiff-base complexesen
dc.subjectaromatic hydroxylationen
dc.subjectcatalytic epoxidationen
dc.subjectoxidation reactionsen
dc.subjectolefin epoxidationen
dc.subjectreactivityen
dc.subjectmanganeseen
dc.titleDesign and synthesis of new biomimetic materials by sol-gel: A Cu-II(histidine)(2) complex covalently bonded on a silica matrixen
heal.abstractThe synthesis of a new histidine-silane derivative, Boc-His(Boc)-CONH-(CH2)(3)Si(OEt)(3), is reported. Hydrolysis and co-condensation of this monomer with tetraethoxysilane, via the sol-gel procedure, results in a hybrid inorganic-organic material that bears histidine molecules covalently bonded on a silica matrix. 1D-ESEEM and 2D-HYSCORE studies of its Cu(II) complex show that the copper atom is coordinated by two inequivalent histidine imidazoles. The new Cu(II) material exhibits catalytic activity for DTBQ formation in the presence of dioxygen, with considerable turnover rates and yields. In addition it is highly recyclable and shows high specific surface area.en
heal.accesscampus-
heal.fullTextAvailabilityTRUE-
heal.identifier.primaryDoi 10.1021/Ic980665q-
heal.identifier.secondary<Go to ISI>://000077839100040-
heal.identifier.secondaryhttp://pubs.acs.org/doi/pdfplus/10.1021/ic980665q-
heal.journalNameInorg Chemen
heal.journalTypepeer reviewed-
heal.languageen-
heal.publicationDate1998-
heal.publisherAmerican Chemical Societyen
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Θετικών Επιστημών. Τμήμα Χημείαςel
heal.typejournalArticle-
heal.type.elΆρθρο Περιοδικούel
heal.type.enJournal articleen

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