{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,29]],"date-time":"2026-05-29T16:29:57Z","timestamp":1780072197318,"version":"3.54.0"},"reference-count":60,"publisher":"Wiley","issue":"16","license":[{"start":{"date-parts":[[2022,2,23]],"date-time":"2022-02-23T00:00:00Z","timestamp":1645574400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100000266","name":"Engineering and Physical Sciences Research Council","doi-asserted-by":"publisher","award":["EP\/R020752\/1"],"award-info":[{"award-number":["EP\/R020752\/1"]}],"id":[{"id":"10.13039\/501100000266","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100009193","name":"Marsden Fund","doi-asserted-by":"publisher","award":["MFPVUW2020"],"award-info":[{"award-number":["MFPVUW2020"]}],"id":[{"id":"10.13039\/501100009193","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Angew Chem Int Ed"],"published-print":{"date-parts":[[2022,4,11]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:p>The potassium aluminyl [K{Al(NON<jats:sup>Dipp<\/jats:sup>)}]<jats:sub>2<\/jats:sub>([NON<jats:sup>Dipp<\/jats:sup>]<jats:sup>2\u2212<\/jats:sup>=[O{SiMe<jats:sub>2<\/jats:sub>NDipp}<jats:sub>2<\/jats:sub>]<jats:sup>2\u2212<\/jats:sup>, Dipp=2,6\u2010<jats:italic>i<\/jats:italic>Pr<jats:sub>2<\/jats:sub>C<jats:sub>6<\/jats:sub>H<jats:sub>3<\/jats:sub>) activates ethene towards carbonylation with CO under mild conditions. An isolated bis\u2010aluminacyclopropane compound reacted with CO via carbonylation of an Al\u2212C bond, followed by an intramolecular hydrogen shift to form K<jats:sub>2<\/jats:sub>[Al(NON<jats:sup>Dipp<\/jats:sup>)(<jats:italic>\u03bc<\/jats:italic>\u2010CH<jats:sub>2<\/jats:sub>CH=CO\u20101\u03ba<jats:sup>2<\/jats:sup><jats:italic>C<\/jats:italic><jats:sup>1,3<\/jats:sup>\u20102\u03ba<jats:italic>O<\/jats:italic>)Al(NON<jats:sup>Dipp<\/jats:sup>)Et]. Restricting the chemistry to a mono\u2010aluminium system allowed isolation of [Al(NON<jats:sup>Dipp<\/jats:sup>)(CH<jats:sub>2<\/jats:sub>CH<jats:sub>2<\/jats:sub>CO\u2010\u03ba<jats:sup>2<\/jats:sup><jats:italic>C<\/jats:italic><jats:sup>1,3<\/jats:sup>)]<jats:sup>\u2212<\/jats:sup>, which undergoes thermal isomerisation to form the [Al(NON<jats:sup>Dipp<\/jats:sup>)(CH<jats:sub>2<\/jats:sub>CH=CHO\u2010\u03ba<jats:sup>2<\/jats:sup><jats:italic>C<\/jats:italic>,<jats:italic>O<\/jats:italic>)]<jats:sup>\u2212<\/jats:sup>anion. DFT calculations highlight the stabilising influence of incorporated benzene at multiple steps in the reaction pathways.<\/jats:p>","DOI":"10.1002\/anie.202117396","type":"journal-article","created":{"date-parts":[[2022,2,15]],"date-time":"2022-02-15T03:48:17Z","timestamp":1644896897000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":36,"title":["Potassium Aluminyl Promoted Carbonylation of Ethene"],"prefix":"10.1002","volume":"61","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-5383-3220","authenticated-orcid":false,"given":"Matthew J.","family":"Evans","sequence":"first","affiliation":[{"name":"School of Chemical and Physical Sciences Victoria University of Wellington PO Box 600 Wellington 6012 New Zealand"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3027-9594","authenticated-orcid":false,"given":"Samuel E.","family":"Neale","sequence":"additional","affiliation":[{"name":"Department of Chemistry University of Bath Bath BA2 7AY UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0414-7635","authenticated-orcid":false,"given":"Mathew D.","family":"Anker","sequence":"additional","affiliation":[{"name":"School of Chemical and Physical Sciences Victoria University of Wellington PO Box 600 Wellington 6012 New Zealand"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4924-2890","authenticated-orcid":false,"given":"Claire L.","family":"McMullin","sequence":"additional","affiliation":[{"name":"Department of Chemistry University of Bath Bath BA2 7AY UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3558-271X","authenticated-orcid":false,"given":"Martyn P.","family":"Coles","sequence":"additional","affiliation":[{"name":"School of Chemical and Physical Sciences Victoria University of Wellington PO Box 600 Wellington 6012 New Zealand"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2022,2,23]]},"reference":[{"key":"e_1_2_3_1_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.chempr.2018.11.006"},{"key":"e_1_2_3_2_1","unstructured":"\u00a0"},{"key":"e_1_2_3_3_2","doi-asserted-by":"publisher","DOI":"10.1021\/cr3001803"},{"key":"e_1_2_3_4_2","first-page":"1","volume-title":"Topics in Organometallic Chemistry","author":"Wiese K.-D.","year":"2006"},{"key":"e_1_2_3_5_1","volume-title":"Transition Metals for Organic Synthesis, Vol.\u20051","author":"El Ali B.","year":"2004"},{"key":"e_1_2_3_6_1","first-page":"73","volume-title":"Ullmann's Encyclopedia of Industrial Chemistry, Vol.\u20057","author":"Bertleff W.","year":"2012"},{"key":"e_1_2_3_7_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-39016-6"},{"key":"e_1_2_3_8_1","unstructured":"\u00a0"},{"key":"e_1_2_3_9_2","doi-asserted-by":"publisher","DOI":"10.1021\/ar400222k"},{"key":"e_1_2_3_10_2","doi-asserted-by":"publisher","DOI":"10.1002\/cssc.201200683"},{"key":"e_1_2_3_11_1","unstructured":"\u00a0"},{"key":"e_1_2_3_12_2","doi-asserted-by":"publisher","DOI":"10.1002\/cctc.201800963"},{"key":"e_1_2_3_13_2","doi-asserted-by":"publisher","DOI":"10.1038\/nature08634"},{"key":"e_1_2_3_14_1","unstructured":"\u00a0"},{"key":"e_1_2_3_15_2","doi-asserted-by":"publisher","DOI":"10.1039\/D0SC02686G"},{"key":"e_1_2_3_16_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ccr.2018.07.004"},{"key":"e_1_2_3_17_2","doi-asserted-by":"publisher","DOI":"10.1021\/cr100216y"},{"key":"e_1_2_3_18_1","doi-asserted-by":"publisher","DOI":"10.1039\/C9DT04763H"},{"key":"e_1_2_3_19_1","unstructured":"\u00a0"},{"key":"e_1_2_3_20_2","doi-asserted-by":"publisher","DOI":"10.1038\/s41586-018-0037-y"},{"key":"e_1_2_3_21_2","doi-asserted-by":"publisher","DOI":"10.1002\/anie.201811675"},{"key":"e_1_2_3_21_3","doi-asserted-by":"crossref","first-page":"1503","DOI":"10.1002\/ange.201811675","volume":"131","year":"2019","journal-title":"Angew. 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These data are provided free of charge by the joint Cambridge Crystallographic Data Centre and Fachinformationszentrum KarlsruheAccess Structures service."},{"key":"e_1_2_3_42_1","doi-asserted-by":"publisher","DOI":"10.1063\/1.1703223"},{"key":"e_1_2_3_43_1","unstructured":"The hydrogen atom positions of the aluminacyclopropane groups were located and refined and mindful of the limitations of accurately locating hydrogen atom positions from X-ray diffraction data a distinctly pyramidal geometry is implied at the carbon atoms (\u03a3HCH\/CCHangles 323(3)\u00b0\u2013338(3)\u00b0)."},{"key":"e_1_2_3_44_1","unstructured":"The molecule lies on a 2-fold rotation access with a single Al center and both the AlEtand Al(CH2CHO) ligands in the asymmetric unit. These were modelled at 50\u2009% occupancy with the CH2groups of each component (C29\/C31) coincident. 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