{"@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/1361137044594413312.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.1016/j.tetlet.2007.05.046"}},{"identifier":{"@type":"URI","@value":"https://api.elsevier.com/content/article/PII:S0040403907009124?httpAccept=text/xml"}},{"identifier":{"@type":"URI","@value":"https://api.elsevier.com/content/article/PII:S0040403907009124?httpAccept=text/plain"}}],"dc:title":[{"@value":"Highly enantioselective preparation of tricyclo[4.4.0.05,7]decene derivatives via catalytic asymmetric intramolecular cyclopropanation reactions of α-diazo-β-keto esters"}],"description":[{"notation":[{"@value":"Abstract   The enantioselective preparation of the tricyclo[4.4.0.05,7]dec-2-ene derivatives via the catalytic asymmetric intramolecular cyclopropanation (CAIMCP) reactions of α-diazo-β-keto esters with excellent ee (95–98% ee) is described. The chiral building blocks reported herein would be versatile intermediates for enantioselective natural products synthesis."}]}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1381137044594413313","@type":"Researcher","foaf:name":[{"@value":"Ryoji Ida"}]},{"@id":"https://cir.nii.ac.jp/crid/1381137044594413312","@type":"Researcher","foaf:name":[{"@value":"Masahisa Nakada"}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"00404039"}],"prism:publicationName":[{"@value":"Tetrahedron Letters"}],"dc:publisher":[{"@value":"Elsevier BV"}],"prism:publicationDate":"2007-07","prism:volume":"48","prism:number":"28","prism:startingPage":"4855","prism:endingPage":"4859"},"reviewed":"false","dc:rights":["https://www.elsevier.com/tdm/userlicense/1.0/","https://www.elsevier.com/legal/tdmrep-license"],"url":[{"@id":"https://api.elsevier.com/content/article/PII:S0040403907009124?httpAccept=text/xml"},{"@id":"https://api.elsevier.com/content/article/PII:S0040403907009124?httpAccept=text/plain"}],"createdAt":"2007-05-17","modifiedAt":"2025-09-22","relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1050008290031865344","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"en","@value":"Total Synthesis of Haliclonin A"}]},{"@id":"https://cir.nii.ac.jp/crid/1360004232525945088","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Preparation of new chiral bisoxazoline ligands for the catalytic asymmetric intramolecular cyclopropanation of α-diazo-β-keto phenyl sulfone to afford a useful bicyclo[3.1.0]hexane derivative"}]},{"@id":"https://cir.nii.ac.jp/crid/1360004232527257472","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Synthetic studies on (+)-bucidarasin C: two diastereoselective transannular reactions producing cis-decaline derivatives that show reversal selectivity"}]},{"@id":"https://cir.nii.ac.jp/crid/1390001288066907264","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"ドナー・アクセプター置換シクロプロパンの環開裂を伴う分子内環化と分子間付加：S<sub>N</sub>1およびS<sub>N</sub>2機構を利用する高立体選択的合成"},{"@language":"en","@value":"Highly Stereoselective Synthesis Using Donor-Acceptor Cyclopropanes via S<sub>N</sub>1 or S<sub>N</sub>2 Mechanism on the Occasion of Cyclopropane Ring-opening"},{"@value":"ドナー・アクセプター置換シクロプロパンの環開裂を伴う分子内環化と分子間付加 : S[N]1およびS[N]2機構を利用する高立体選択的合成"},{"@language":"ja-Kana","@value":"ドナー ・ アクセプター チカン シクロプロパン ノ カンカイレツ オ トモナウ ブンシ ナイカンカ ト ブンシ カン フカ : S[N]1 オヨビ S[N]2 キコウ オ リヨウ スル コウリッタイ センタクテキ ゴウセイ"}]},{"@id":"https://cir.nii.ac.jp/crid/1390282680318263424","@type":"Article","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@language":"ja","@value":"多置換シクロプロパンの高立体選択的合成と不斉伝搬環拡大反応"},{"@language":"en","@value":"Highly Stereoselective Construction and Chiral Transfer Ring-expansion of Highly Substituted Cyclopropanes"},{"@language":"ja-Kana","@value":"タチカン シクロプロパン ノ コウリッタイ センタクテキ ゴウセイ ト フセイ デンパンカン カクダイ ハンノウ"}]},{"@id":"https://cir.nii.ac.jp/crid/1880865117825591424","@type":"Dataset","relationType":["isSupplementedBy"],"jpcoar:relatedTitle":[{"@value":"CCDC 643687: Experimental Crystal Structure Determination"}]},{"@id":"https://cir.nii.ac.jp/crid/1883961342980125440","@type":"Dataset","relationType":["isSupplementedBy"],"jpcoar:relatedTitle":[{"@value":"CCDC 643686: Experimental Crystal Structure Determination"}]},{"@id":"https://cir.nii.ac.jp/crid/2050025942155224064","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"Research on the efficient enantioselective total synthesis of useful bioactive polycyclic compounds"}]}],"dataSourceIdentifier":[{"@type":"CROSSREF","@value":"10.1016/j.tetlet.2007.05.046"},{"@type":"OPENAIRE","@value":"doi_dedup___::34ff720047b3e4676fd623628ee17263"},{"@type":"CROSSREF","@value":"10.5059/yukigoseikyokaishi.76.922_references_DOI_GEb0TMzi1HeLc8NFIkfcHGb40Uy"},{"@type":"CROSSREF","@value":"10.1246/bcsj.20210329_references_DOI_GEb0TMzi1HeLc8NFIkfcHGb40Uy"},{"@type":"CROSSREF","@value":"10.5059/yukigoseikyokaishi.73.701_references_DOI_GEb0TMzi1HeLc8NFIkfcHGb40Uy"},{"@type":"CROSSREF","@value":"10.1002/anie.202016343_references_DOI_GEb0TMzi1HeLc8NFIkfcHGb40Uy"},{"@type":"CROSSREF","@value":"10.1016/j.tetasy.2012.02.021_references_DOI_GEb0TMzi1HeLc8NFIkfcHGb40Uy"},{"@type":"CROSSREF","@value":"10.1016/j.tetlet.2012.01.058_references_DOI_GEb0TMzi1HeLc8NFIkfcHGb40Uy"}]}