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Chem."],"abstract":"<jats:p>\n                    This work presents a TD-DFT computational study of the visible-light-driven [2 + 2] cycloaddition between alkynes and bromodifluoroacetylsilanes, leading to\n                    <jats:italic>gem<\/jats:italic>\n                    -difluorocyclobutenones.\n                  <\/jats:p>","DOI":"10.1039\/d6ob00958a","type":"journal-article","created":{"date-parts":[[2026,10,9]],"date-time":"2026-10-09T15:03:19Z","timestamp":1791558199000},"update-policy":"https:\/\/doi.org\/10.1039\/rsc_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Photoinduced C\u2013Br bond cleavage enables difluoroketene-mediated ground-state [2 + 2] cycloaddition: a TD-DFT study"],"prefix":"10.1039","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9664-2504","authenticated-orcid":false,"given":"Cristian J.","family":"Guerra","sequence":"first","affiliation":[{"name":"Facultad de Ciencias Exactas, Universidad Andr\u00e9s Bello, Avenida Rep\u00fablica 275, Santiago 8370146, Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5963-6028","authenticated-orcid":false,"given":"Leandro","family":"Ayarde-Henr\u00edquez","sequence":"additional","affiliation":[{"name":"School of Physics, Trinity College Dublin, Dublin D02 PN40, Ireland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0402-1509","authenticated-orcid":false,"given":"Oko Emmanuel","family":"Godwin","sequence":"additional","affiliation":[{"name":"Faculty of Engineering, Institute of Applied Sciences, Astrophysics and Astrochemistry Group, Universidad Aut\u00f3noma de Chile, Providencia, Santiago, Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4190-5805","authenticated-orcid":false,"given":"Hans","family":"Lenes","sequence":"additional","affiliation":[{"name":"Facultad de Ciencias Exactas, Universidad Andr\u00e9s Bello, Avenida Rep\u00fablica 275, Santiago 8370146, Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2280-9321","authenticated-orcid":false,"given":"Efra\u00edn","family":"Polo-Cuadrado","sequence":"additional","affiliation":[{"name":"Laboratorio de Dise\u00f1o y S\u00edntesis de Compuestos Bioactivos, Departamento de Qu\u00edmica Org\u00e1nica, Facultad de Ciencias Qu\u00edmicas, Universidad de Concepci\u00f3n, Concepci\u00f3n 4070386, Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4935-876X","authenticated-orcid":false,"given":"Yeray A.","family":"Rodr\u00edguez-N\u00fa\u00f1ez","sequence":"additional","affiliation":[{"name":"Facultad de Ciencias Exactas, Universidad Andr\u00e9s Bello, Avenida Rep\u00fablica 275, Santiago 8370146, Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Adolfo E.","family":"Ensuncho","sequence":"additional","affiliation":[{"name":"Grupo de Qu\u00edmica Computacional, Facultad de Ciencias B\u00e1sicas, Universidad de C\u00f3rdoba, Carrera 6 No. 77-305, Monter\u00eda 230001, Colombia"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"292","published-online":{"date-parts":[[2026]]},"reference":[{"key":"D6OB00958A\/cit1\/1","doi-asserted-by":"crossref","first-page":"8315","DOI":"10.1021\/acs.jmedchem.5b00258","volume":"58","author":"Gillis","year":"2015","journal-title":"J. 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