{"title":"Synthetic studies related to pentalenolactones; Part II: Cyclopentanation with 2-chloromethyl-allyl phenylsulfone.","authors":"P. Breuilles, D. Uguen ∗","doi":"10.1016/S0040-4039(00)80053-2","DOIUrl":null,"url":null,"abstract":"<div><div>The title sulfone was cyclocondensed with cyclopentenones under palladium catalysis in a biphasic system (1N KOH-TEBA/CH<sub>2</sub>Cl<sub>2</sub>) to give methylene-bicyclo [3,3,0]octanones in 39-43% yield.</div></div>","PeriodicalId":438,"journal":{"name":"Tetrahedron Letters","volume":"29 2","pages":"Pages 201-204"},"PeriodicalIF":1.5000,"publicationDate":"1988-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Tetrahedron Letters","FirstCategoryId":"92","ListUrlMain":"https://www.sciencedirect.com/science/article/pii/S0040403900800532","RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q3","JCRName":"CHEMISTRY, ORGANIC","Score":null,"Total":0}
引用次数: 0
Abstract
The title sulfone was cyclocondensed with cyclopentenones under palladium catalysis in a biphasic system (1N KOH-TEBA/CH2Cl2) to give methylene-bicyclo [3,3,0]octanones in 39-43% yield.
期刊介绍：
Tetrahedron Letters provides maximum dissemination of outstanding developments in organic chemistry. The journal is published weekly and covers developments in techniques, structures, methods and conclusions in experimental and theoretical organic chemistry. Rapid publication of timely and significant research results enables researchers from all over the world to transmit quickly their new contributions to large, international audiences.
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