{"created":"2023-05-15T11:43:17.090762+00:00","id":2937,"links":{},"metadata":{"_buckets":{"deposit":"52941793-b5e7-4082-aadf-e1aa1325bb9b"},"_deposit":{"created_by":1,"id":"2937","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"2937"},"status":"published"},"_oai":{"id":"oai:kanagawa-u.repo.nii.ac.jp:00002937","sets":["237:238:239"]},"author_link":["5885","5888","5889","5884","5886","5891","5890","5887"],"item_7_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1973-12","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"12","bibliographicPageEnd":"3880","bibliographicPageStart":"3876","bibliographicVolumeNumber":"46","bibliographic_titles":[{"bibliographic_title":"Bulletin of the Chemical Society of Japan"}]}]},"item_7_description_4":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"A general synthetic route to unsymmetric 3,6-dialkylidene and 3-alkylidene-6-arylidene-2,5-piperazinediones is described. The condensation reaction of ethyl 2-oxocarboxylates with chloroacetamide in the presence of several acidic catalysts afforded N-chloroacetyldehydroamino acid esters. These compounds were cyclized in saturated ethanolic ammonia to give 3-monoalkylidene and benzylidene-2,5-piperazinediones (2). Compound 2 and 1-monoacetyl- or 1,4-diacetyl-3-alkylidene and benzylidene-2,5-piperazinediones, derived from a reaction of 2 with acetic anhydride, were condensed with alkyl and arylaldehyde in the presence of bases to afford 5.","subitem_description_type":"Abstract"}]},"item_7_description_40":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"subitem_description":"Article","subitem_description_type":"Other"}]},"item_7_publisher_33":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"日本化学会"}]},"item_7_relation_12":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type":"isIdenticalTo","subitem_relation_type_id":{"subitem_relation_type_id_text":"10.1246/bcsj.46.3876","subitem_relation_type_select":"DOI"}}]},"item_7_source_id_10":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA00580132","subitem_source_identifier_type":"NCID"}]},"item_7_source_id_8":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0009-2673","subitem_source_identifier_type":"ISSN"}]},"item_7_version_type_16":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"辛, 重基"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Shin, Chung-gi"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"佐藤, 憲一"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Sato, Ken-ichi"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Ohtsuka, Akira"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Mikami, Kazutoshi"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"吉村, 寿次"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Yoshimura, Juji"}],"nameIdentifiers":[{}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2018-11-16"}],"displaytype":"detail","filename":"佐藤・化学-003.pdf","filesize":[{"value":"3.2 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"佐藤・化学-003.pdf","url":"https://kanagawa-u.repo.nii.ac.jp/record/2937/files/佐藤・化学-003.pdf"},"version_id":"5b351ebf-f84a-4e4d-bf42-62f8635afc45"}]},"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":"α,β-Unsaturated Carboxylic Acid Derivatives. IV. General Synthesis of Unsaturated Unsymmetric 3,6-Disubstituted-2,5-piperazinediones","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"α,β-Unsaturated Carboxylic Acid Derivatives. IV. General Synthesis of Unsaturated Unsymmetric 3,6-Disubstituted-2,5-piperazinediones"}]},"item_type_id":"7","owner":"1","path":["239"],"pubdate":{"attribute_name":"公開日","attribute_value":"2011-01-28"},"publish_date":"2011-01-28","publish_status":"0","recid":"2937","relation_version_is_last":true,"title":["α,β-Unsaturated Carboxylic Acid Derivatives. IV. General Synthesis of Unsaturated Unsymmetric 3,6-Disubstituted-2,5-piperazinediones"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T16:35:11.306044+00:00"}