{"@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/1360848654840921728.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.1002/ange.201511328"}},{"identifier":{"@type":"URI","@value":"https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fange.201511328"}},{"identifier":{"@type":"URI","@value":"https://onlinelibrary.wiley.com/doi/pdf/10.1002/ange.201511328"}},{"identifier":{"@type":"DOI","@value":"10.1002/anie.201511328"}},{"identifier":{"@type":"URI","@value":"https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fanie.201511328"}},{"identifier":{"@type":"URI","@value":"https://onlinelibrary.wiley.com/doi/pdf/10.1002/anie.201511328"}},{"identifier":{"@type":"PMID","@value":"27071502"}}],"resourceType":"学術雑誌論文(journal article)","dc:title":[{"@value":"A pH Scale for the Protic Ionic Liquid Ethylammonium Nitrate"}],"description":[{"type":"abstract","notation":[{"@value":"<jats:title>Abstract</jats:title><jats:p>To quantify the properties of protic ionic liquids (PILs) as acid–base reaction media, potentiometric titrations were carried out in a neat PIL, ethylammonium nitrate (EAN). A linear relationship was found between the 14 p<jats:italic>K</jats:italic><jats:sub>a</jats:sub> values of 12 compounds in EAN and in water. In other words, the p<jats:italic>K</jats:italic><jats:sub>a</jats:sub> value in EAN was found to be roughly one unit greater than that in water regardless of the charge and hydrophobicity of the compounds. It is possible that this could be explained by the stronger acidity of HNO<jats:sub>3</jats:sub> in EAN than that of H<jats:sub>3</jats:sub>O<jats:sup>+</jats:sup> in water and not by the difference in the solvation state of the ions. The pH value in EAN ranges from −1 to 9 on the pH scale based on the pH value in water.</jats:p>"}]}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1420564276174987904","@type":"Researcher","personIdentifier":[{"@type":"KAKEN_RESEARCHERS","@value":"50363320"},{"@type":"NRID","@value":"1000050363320"},{"@type":"NRID","@value":"9000001128200"},{"@type":"NRID","@value":"9000001925893"},{"@type":"NRID","@value":"9000257732476"},{"@type":"NRID","@value":"9000022014455"},{"@type":"NRID","@value":"9000257796055"},{"@type":"NRID","@value":"9000330676230"},{"@type":"NRID","@value":"9000238233565"},{"@type":"NRID","@value":"9000391396533"},{"@type":"NRID","@value":"9000257727417"},{"@type":"RESEARCHMAP","@value":"https://researchmap.jp/kanzakiryo"}],"foaf:name":[{"@value":"Ryo Kanzaki"}],"jpcoar:affiliationName":[{"@value":"Graduate School of Science and Engineering Kagoshima University  1-21-35, Korimoto Kagoshima 890-0065 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Umebayashi"}],"jpcoar:affiliationName":[{"@value":"Graduate School of Science and Technology Niigata University  8050, Ikarashi 2-no-cho, Nishi-ku Niigata 950-2181 Japan"}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"00448249"},{"@type":"EISSN","@value":"15213757"},{"@type":"PISSN","@value":"14337851"},{"@type":"EISSN","@value":"15213773"}],"prism:publicationName":[{"@value":"Angewandte Chemie"}],"dc:publisher":[{"@value":"Wiley"}],"prism:publicationDate":"2016-04-13","prism:volume":"128","prism:number":"21","prism:startingPage":"6374","prism:endingPage":"6377"},"reviewed":"false","dc:rights":["http://onlinelibrary.wiley.com/termsAndConditions#vor"],"url":[{"@id":"https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fange.201511328"},{"@id":"https://onlinelibrary.wiley.com/doi/pdf/10.1002/ange.201511328"},{"@id":"https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fanie.201511328"},{"@id":"https://onlinelibrary.wiley.com/doi/pdf/10.1002/anie.201511328"}],"createdAt":"2016-04-13","modifiedAt":"2023-09-14","project":[{"@id":"https://cir.nii.ac.jp/crid/1040000782298308480","@type":"Project","projectIdentifier":[{"@type":"KAKEN","@value":"26410157"},{"@type":"JGN","@value":"JP26410157"},{"@type":"URI","@value":"https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-26410157/"}],"notation":[{"@language":"ja","@value":"イオン液体はどのような溶媒か？反応エネルギー論にもとづくアプローチ"},{"@language":"en","@value":"Thermodynamic 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