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Herein, we report a copper\u2010catalyzed three\u2010component reaction of diazo compounds, alcohols and ethynyl benziodoxole (EBX) reagents for the synthesis of propargyl ethers. Extensive variations of the three partners of the reaction is possible, leading to highly functionalized and structurally diverse products under mild conditions. Alkynylation of a copper ylide intermediate is postulated as key step for this transformation.<\/jats:p>","DOI":"10.1002\/chem.202001317","type":"journal-article","created":{"date-parts":[[2020,3,18]],"date-time":"2020-03-18T17:46:40Z","timestamp":1584553600000},"page":"10199-10204","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":27,"title":["Three\u2010Component Reaction for the Synthesis of Highly Functionalized Propargyl Ethers"],"prefix":"10.1002","volume":"26","author":[{"given":"Guillaume","family":"Pisella","sequence":"first","affiliation":[{"name":"Laboratory of Catalysis and Organic Synthesis Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne EPFL, SB ISIC LCSO, BCH 4306  1015 Lausanne Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alec","family":"Gagnebin","sequence":"additional","affiliation":[{"name":"Laboratory of Catalysis and Organic Synthesis Ecole Polytechnique F\u00e9d\u00e9rale 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