{"@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/1363670320321874944.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.1515/znc-1991-5-602"}},{"identifier":{"@type":"URI","@value":"http://www.degruyter.com/view/j/znc.1991.46.issue-5-6/znc-1991-5-602/znc-1991-5-602.xml"}},{"identifier":{"@type":"URI","@value":"https://www.degruyterbrill.com/document/doi/10.1515/znc-1991-5-602/xml"}},{"identifier":{"@type":"URI","@value":"https://www.degruyterbrill.com/document/doi/10.1515/znc-1991-5-602/pdf"}}],"dc:title":[{"@value":"Naturally Occurring Coumaranochroman-4-Ones: A New Class Of Isoflavonoids From Lupins And Jamaican Dogwood"}],"description":[{"type":"abstract","notation":[{"@value":"<jats:p>A further investigation of the isoflavonoid components of Piscidia erythrina, Lupinus alhus and L. luteus has revealed the presence of 3-hydroxy- and 3-methoxy-coumaranochroman- 4-ones. These compounds are the first known representatives of a new type of naturally occurring isoflavonoid. Using a combination of chemical and spectroscopic methods, the com pounds were identified as 3,5,7,4′-tetrahydroxy-5′-methoxy-3′-(3,3-dimethylallyl)coumaranochroman- 4-one (piscerythrol, 1), 3,5,7,4′-tetrahydroxy-6,3′-di(3,3-dimethylallyl)coumaranochroman- 4-one (lupinol A, 3), 5,7,4′-trihydroxy-3-methoxy-6,3′-di(3,3-dimethylallyl)- coumaranochroman-4-one (lupinol B, 6) and 3,5,7,4′-tetrahydroxy-6-(3,3-dimethylallyl)- coumaranochroman-4-one (lupinol C, 7). All four isoflavonoids were found to have the cis relative configuration at C-2/C-3. Possible biogenetic relationships between the coumaranochroman- 4-ones and other isoflavonoids (isoflavones and coumaronochrom ones) found in Piscidia and Lupinus are briefly discussed</jats:p>"}]}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1383670320321874947","@type":"Researcher","foaf:name":[{"@value":"Satoshi Tahara"}],"jpcoar:affiliationName":[{"@value":"Department of Agricultural Chemistry, Faculty of Agriculture, Hokkaido University, Kita-ku, Sapporo 060, Japan"}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321874948","@type":"Researcher","foaf:name":[{"@value":"Masaaki Moriyam"}],"jpcoar:affiliationName":[{"@value":"Department of Agricultural Chemistry, Faculty of Agriculture, Hokkaido University, Kita-ku, Sapporo 060, Japan"}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321874949","@type":"Researcher","foaf:name":[{"@value":"Sunao Orihara"}],"jpcoar:affiliationName":[{"@value":"Department of Agricultural Chemistry, Faculty of Agriculture, Hokkaido University, Kita-ku, Sapporo 060, Japan"}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321874946","@type":"Researcher","foaf:name":[{"@value":"John L. Ingham"}],"jpcoar:affiliationName":[{"@value":"Department of Food Science, University of Reading, P. O. Box 226, Whiteknights, Reading RG 6 2 AP, England"}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321874944","@type":"Researcher","foaf:name":[{"@value":"Jun Kawabata"}],"jpcoar:affiliationName":[{"@value":"Department of Agricultural Chemistry, Faculty of Agriculture, Hokkaido University, Kita-ku, Sapporo 060, Japan"}]},{"@id":"https://cir.nii.ac.jp/crid/1383670320321874945","@type":"Researcher","foaf:name":[{"@value":"Junya Mizutani"}],"jpcoar:affiliationName":[{"@value":"Department of Agricultural Chemistry, Faculty of Agriculture, Hokkaido University, Kita-ku, Sapporo 060, Japan"}]}],"publication":{"publicationIdentifier":[{"@type":"EISSN","@value":"18657125"},{"@type":"PISSN","@value":"09395075"}],"prism:publicationName":[{"@value":"Zeitschrift für Naturforschung C"}],"dc:publisher":[{"@value":"Walter de Gruyter GmbH"}],"prism:publicationDate":"1991-06-01","prism:volume":"46","prism:number":"5-6","prism:startingPage":"331","prism:endingPage":"340"},"reviewed":"false","dcterms:accessRights":"http://purl.org/coar/access_right/c_abf2","dc:rights":["http://creativecommons.org/licenses/by-nc-nd/3.0/"],"url":[{"@id":"http://www.degruyter.com/view/j/znc.1991.46.issue-5-6/znc-1991-5-602/znc-1991-5-602.xml"},{"@id":"https://www.degruyterbrill.com/document/doi/10.1515/znc-1991-5-602/xml"},{"@id":"https://www.degruyterbrill.com/document/doi/10.1515/znc-1991-5-602/pdf"}],"createdAt":"2018-08-02","modifiedAt":"2026-03-17","relatedProduct":[{"@id":"https://cir.nii.ac.jp/crid/1360567182400661504","@type":"Article","resourceType":"学術雑誌論文(journal article)","relationType":["isReferencedBy"],"jpcoar:relatedTitle":[{"@value":"A new coumaronochromone and a new alkanoyl-dihydrofuranoflavone glycoside from Eriosema robustum (Fabaceae)"}]}],"dataSourceIdentifier":[{"@type":"CROSSREF","@value":"10.1515/znc-1991-5-602"},{"@type":"OPENAIRE","@value":"doi_dedup___::35501f4e3defe849b7ce8398c5d38d22"},{"@type":"CROSSREF","@value":"10.1016/j.phytol.2018.06.024_references_DOI_4bSC5sWVoK4GR6JcIpIWlbTsjt0"}]}