{"created":"2023-05-15T12:35:13.033218+00:00","id":136,"links":{},"metadata":{"_buckets":{"deposit":"597f2943-03b9-40ea-84c3-a0c298426cb8"},"_deposit":{"created_by":2,"id":"136","owners":[2],"pid":{"revision_id":0,"type":"depid","value":"136"},"status":"published"},"_oai":{"id":"oai:kutarr.kochi-tech.ac.jp:00000136","sets":["5"]},"author_link":["489","491","490","492"],"item_2_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2011-10","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"3","bibliographicPageEnd":"364","bibliographicPageStart":"360","bibliographicVolumeNumber":"58","bibliographic_titles":[{"bibliographic_title":"Journal of Supercritical Fluids"}]}]},"item_2_description_4":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"Environmentally benign, non-catalytic, simple, and complete aromatic ring methylation of catechol derivatives by using 1,3,5-trioxane as the source of methyl groups was investigated in subcritical and supercritical water and under solvent-free conditions. Irrespective of the presence of subcritical and supercritical water as a reaction medium, catechol and 4-methylcatechol afforded the permethylation product 3,4,5,6-tetramethylcatechol. Only a small amount of 3,4,5,6-tetramethylcatechol (2% yield) was obtained under solvent-free conditions at 400 °C for 10 min. However, supercritical water considerably accelerated the formation of 3,4,5,6-tetramethylcatechol (13% yield) under the conditions of 400 °C, 10 min, and 0.35 g/mL water density.","subitem_description_type":"Abstract"}]},"item_2_publisher_35":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"Elsevier"}]},"item_2_relation_13":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type":"isVersionOf","subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1016/j.supflu.2011.07.009","subitem_relation_type_select":"DOI"}}]},"item_2_rights_14":{"attribute_name":"権利","attribute_value_mlt":[{"subitem_rights":"© 2011 Elsevier B.V. All rights reserved."}]},"item_2_source_id_11":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA10678459","subitem_source_identifier_type":"NCID"}]},"item_2_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0896-8446","subitem_source_identifier_type":"ISSN"}]},"item_2_version_type_18":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_ab4af688f83e57aa","subitem_version_type":"AM"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Wang, Pengyu"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Nishimura, Daigo"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Komatsu, Takaya"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Kobiro, Kazuya"}],"nameIdentifiers":[{}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2019-02-13"}],"displaytype":"detail","filename":"jscf_58_360.pdf","filesize":[{"value":"102.7 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"jscf_58_360.pdf","url":"https://kutarr.kochi-tech.ac.jp/record/136/files/jscf_58_360.pdf"},"version_id":"ae2f2fed-a302-46fe-8e23-5c3833c403ea"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"Permethylation","subitem_subject_scheme":"Other"},{"subitem_subject":"Catechol derivative","subitem_subject_scheme":"Other"},{"subitem_subject":"Subcritical water","subitem_subject_scheme":"Other"},{"subitem_subject":"Supercritical water","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"eng"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"Simple, Non-catalytic Permethylation of Catechol Derivatives in Subcritical and Supercritical Water","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Simple, Non-catalytic Permethylation of Catechol Derivatives in Subcritical and Supercritical Water"}]},"item_type_id":"2","owner":"2","path":["5"],"pubdate":{"attribute_name":"公開日","attribute_value":"2011-09-16"},"publish_date":"2011-09-16","publish_status":"0","recid":"136","relation_version_is_last":true,"title":["Simple, Non-catalytic Permethylation of Catechol Derivatives in Subcritical and Supercritical Water"],"weko_creator_id":"2","weko_shared_id":-1},"updated":"2023-05-15T13:43:42.214100+00:00"}