{"title":"Application of thioamides as sulfur sources to the synthesis of thieno[2,3-b]quinoxalines","authors":"","doi":"10.1016/j.tetlet.2024.155279","DOIUrl":null,"url":null,"abstract":"<div><p>An efficient synthesis of thieno[2,3-<em>b</em>]quinoxalines by thiolative cyclization of 2-chloro-3-(phenylethynyl)quinoxalines using primary thioamides as sulfur sources has been proposed. The reactions provided moderate to good yields under mild conditions.</p></div>","PeriodicalId":438,"journal":{"name":"Tetrahedron Letters","volume":null,"pages":null},"PeriodicalIF":1.5000,"publicationDate":"2024-08-28","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/S0040403924003745","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
An efficient synthesis of thieno[2,3-b]quinoxalines by thiolative cyclization of 2-chloro-3-(phenylethynyl)quinoxalines using primary thioamides as sulfur sources has been proposed. The reactions provided moderate to good yields under mild conditions.
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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