{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,27]],"date-time":"2026-09-27T03:45:06Z","timestamp":1790480706301,"version":"4.1.0"},"reference-count":66,"publisher":"Royal Society of Chemistry (RSC)","issue":"28","license":[{"start":{"date-parts":[[2024,5,27]],"date-time":"2024-05-27T00:00:00Z","timestamp":1716768000000},"content-version":"vor","delay-in-days":147,"URL":"http:\/\/creativecommons.org\/licenses\/by\/3.0\/"}],"funder":[{"DOI":"10.13039\/501100001703","name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100001703","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["rsc.org"],"crossmark-restriction":true},"short-container-title":["Chem. Sci."],"abstract":"<jats:p>\n                    Bicyclo[4.1.1]octanes (BCOs) were synthesized in up to quantitative yields through the formal [4+2] cycloaddition of aryl and alkyl bicyclobutane (BCB) ketones with dienol silyl ethers using Al(OTf)\n                    <jats:sub>3<\/jats:sub>\n                    as a Lewis acid catalyst.\n                  <\/jats:p>","DOI":"10.1039\/d4sc02767a","type":"journal-article","created":{"date-parts":[[2024,5,27]],"date-time":"2024-05-27T16:21:15Z","timestamp":1716826875000},"page":"10823-10829","update-policy":"https:\/\/doi.org\/10.1039\/rsc_crossmark_policy","source":"Crossref","is-referenced-by-count":72,"title":["Lewis acid catalyzed [4+2] annulation of bicyclobutanes with dienol ethers for the synthesis of bicyclo[4.1.1]octanes"],"prefix":"10.1039","volume":"15","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-9959-8206","authenticated-orcid":false,"given":"Stefano","family":"Nicolai","sequence":"first","affiliation":[{"name":"Laboratory of Catalysis and Organic Synthesis, Institute of Chemical Sciences and Engineering, Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne, 1015 Lausanne, Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4570-914X","authenticated-orcid":false,"given":"J\u00e9r\u00f4me","family":"Waser","sequence":"additional","affiliation":[{"name":"Laboratory of Catalysis and Organic Synthesis, Institute of Chemical Sciences and Engineering, Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne, 1015 Lausanne, Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"292","published-online":{"date-parts":[[2024]]},"reference":[{"key":"D4SC02767A\/cit1a\/1","doi-asserted-by":"crossref","first-page":"6752","DOI":"10.1021\/jm901241e","volume":"52","author":"Lovering","year":"2009","journal-title":"J. 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