{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1362825894987386496.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.1021/ja043688e"}},{"identifier":{"@type":"URI","@value":"https://pubs.acs.org/doi/pdf/10.1021/ja043688e"}},{"identifier":{"@type":"PMID","@value":"15643870"}}],"dc:title":[{"@value":"Peroxotungstate Immobilized on Ionic Liquid-Modified Silica as a Heterogeneous Epoxidation Catalyst with Hydrogen Peroxide"}],"description":[{"notation":[{"@value":"Peroxotungstate immobilized on ionic liquid-modified SiO2 is capable of heterogeneously epoxidizing a wide range of olefins with the maintenance of the catalytic activity of homogeneous analogue. The epoxidation was immediately stopped by the removal of the catalyst, and no tungsten species could be found in the filtrate after the removal of the catalyst. These results can rule out any contribution to the observed catalysis from the tungsten species that leached into the reaction solution, and the observed catalysis is truly heterogeneous in nature. Furthermore, the catalyst was reusable without the loss of the catalytic performance."}]}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1382825894987386496","@type":"Researcher","foaf:name":[{"@value":"Kazuya Yamaguchi"}],"jpcoar:affiliationName":[{"@value":"Department of Applied Chemistry, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-8656, Japan"}]},{"@id":"https://cir.nii.ac.jp/crid/1382825894987386498","@type":"Researcher","foaf:name":[{"@value":"Chie Yoshida"}],"jpcoar:affiliationName":[{"@value":"Department of Applied Chemistry, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-8656, Japan"}]},{"@id":"https://cir.nii.ac.jp/crid/1382825894987386499","@type":"Researcher","foaf:name":[{"@value":"Sayaka Uchida"}],"jpcoar:affiliationName":[{"@value":"Department of Applied Chemistry, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-8656, 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