DC Field | Value | Language |
---|---|---|
dc.contributor.author | Cho, MS | ko |
dc.contributor.author | Lee, IS | ko |
dc.contributor.author | Kang, SungHo | ko |
dc.contributor.author | Kim, Yong Hae | ko |
dc.date.accessioned | 2013-03-07T08:25:15Z | - |
dc.date.available | 2013-03-07T08:25:15Z | - |
dc.date.created | 2012-02-06 | - |
dc.date.created | 2012-02-06 | - |
dc.date.issued | 2005-02 | - |
dc.identifier.citation | CHEMISTRY-A EUROPEAN JOURNAL, v.11, no.5, pp.1452 - 1458 | - |
dc.identifier.issn | 0947-6539 | - |
dc.identifier.uri | http://hdl.handle.net/10203/89786 | - |
dc.description.abstract | A novel samarium diiodide (SmI2) promoted intramolecular cyclization of beta-ketoisothiocyanate, derived from alpha,beta-unsaturated esters and ammonium thiocyanate led to alpha-hydroxythiolactams and/or thiolactams in high yields. Treatment of beta-ketoisothiocyanate with two equivalents of SmI2 gave a mixture of alpha-hydroxythiolactam and thiolactam. Four equivalents of SmI2 afforded only thiolactam in high yields. The intramolecular cyclization took place with high to complete stereoselectivity. A mechanism to explain this transformation is proposed. | - |
dc.language | English | - |
dc.publisher | WILEY-V C H VERLAG GMBH | - |
dc.subject | ORGANIC-SYNTHESIS | - |
dc.subject | COUPLING REACTIONS | - |
dc.subject | CARBONYL-COMPOUNDS | - |
dc.subject | ORGANOPHOSPHORUS COMPOUNDS | - |
dc.subject | IODIDE | - |
dc.subject | SMI2 | - |
dc.subject | THIOLACTAMS | - |
dc.subject | LANTHANIDES | - |
dc.subject | CONVERSION | - |
dc.subject | ESTERS | - |
dc.title | Intramolecular, reductive cyclization of beta-ketoisothiocyanates promoted by using samarium diiodide | - |
dc.type | Article | - |
dc.identifier.wosid | 000227262000009 | - |
dc.identifier.scopusid | 2-s2.0-14844309384 | - |
dc.type.rims | ART | - |
dc.citation.volume | 11 | - |
dc.citation.issue | 5 | - |
dc.citation.beginningpage | 1452 | - |
dc.citation.endingpage | 1458 | - |
dc.citation.publicationname | CHEMISTRY-A EUROPEAN JOURNAL | - |
dc.identifier.doi | 10.1002/chem.200400676 | - |
dc.contributor.localauthor | Kang, SungHo | - |
dc.contributor.nonIdAuthor | Cho, MS | - |
dc.contributor.nonIdAuthor | Lee, IS | - |
dc.type.journalArticle | Article | - |
dc.subject.keywordAuthor | cyclization | - |
dc.subject.keywordAuthor | diastereoselectivity | - |
dc.subject.keywordAuthor | heterocycles | - |
dc.subject.keywordAuthor | radical reactions | - |
dc.subject.keywordAuthor | samarium | - |
dc.subject.keywordPlus | ORGANIC-SYNTHESIS | - |
dc.subject.keywordPlus | COUPLING REACTIONS | - |
dc.subject.keywordPlus | CARBONYL-COMPOUNDS | - |
dc.subject.keywordPlus | ORGANOPHOSPHORUS COMPOUNDS | - |
dc.subject.keywordPlus | IODIDE | - |
dc.subject.keywordPlus | SMI2 | - |
dc.subject.keywordPlus | THIOLACTAMS | - |
dc.subject.keywordPlus | LANTHANIDES | - |
dc.subject.keywordPlus | CONVERSION | - |
dc.subject.keywordPlus | ESTERS | - |
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