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The conformational flexibility and hemilability of this unique ligand provide a versatile coordination environment that can accommodate the electronic needs of the ligated elements. For example, chloride abstraction from [(PNac)ECl] (E=Ge, Sn) affords the cationic germyliumylidene and stannyliumylidene species [(PNac)E]<jats:sup>+<\/jats:sup> in which the pendant phosphine arms associate more strongly with the Lewis acidic main group element centers, providing further electronic stabilization. In a similar fashion, chemical decarbonylation of the germanium phosphaketene [(PNac)Ge(PCO)] with tris(pentafluorophenyl)borane affords a \u201cpush\u2013pull\u201d stabilized phosphinidene in which one of the phosphine groups of the ligand backbone associates with the low valent phosphinidene center.<\/jats:p>","DOI":"10.1002\/chem.202001762","type":"journal-article","created":{"date-parts":[[2020,6,8]],"date-time":"2020-06-08T13:03:35Z","timestamp":1591621415000},"page":"9024-9031","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":40,"title":["A \u201cPush\u2013Pull\u201d Stabilized Phosphinidene Supported by a Phosphine\u2010Functionalized \u03b2\u2010Diketiminato Ligand"],"prefix":"10.1002","volume":"26","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3462-6197","authenticated-orcid":false,"given":"Sebastian","family":"Bestgen","sequence":"first","affiliation":[{"name":"Department of Chemistry University of Oxford Chemistry Research Laboratory  12 Mansfield Road Oxford OX1 3TA UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6833-5574","authenticated-orcid":false,"given":"Meera","family":"Mehta","sequence":"additional","affiliation":[{"name":"Department of Chemistry University of Oxford Chemistry Research Laboratory  12 Mansfield Road Oxford OX1 3TA UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3615-4530","authenticated-orcid":false,"given":"Timothy C.","family":"Johnstone","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Biochemistry University of California Santa Cruz  1156 High St., PSB 248 Santa Cruz CA 95064-1077 USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0915-3893","authenticated-orcid":false,"given":"Peter W.","family":"Roesky","sequence":"additional","affiliation":[{"name":"Institute of Inorganic Chemistry Karlsruhe Institute of Technology (KIT)  Engesserstra\u00dfe 15 76131 Karlsruhe Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7311-1663","authenticated-orcid":false,"given":"Jose M.","family":"Goicoechea","sequence":"additional","affiliation":[{"name":"Department of Chemistry University of Oxford Chemistry Research Laboratory  12 Mansfield Road Oxford OX1 3TA UK"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2020,7,6]]},"reference":[{"key":"e_1_2_7_1_1","unstructured":"\u00a0"},{"key":"e_1_2_7_2_2","doi-asserted-by":"publisher","DOI":"10.1139\/v68-315"},{"key":"e_1_2_7_3_2","doi-asserted-by":"publisher","DOI":"10.1021\/ic50065a029"},{"key":"e_1_2_7_4_2","doi-asserted-by":"publisher","DOI":"10.1039\/C19680000886"},{"key":"e_1_2_7_5_2","doi-asserted-by":"publisher","DOI":"10.1039\/j19710001622"},{"key":"e_1_2_7_6_1","unstructured":"For review articles see:"},{"key":"e_1_2_7_7_2","doi-asserted-by":"publisher","DOI":"10.1021\/cr010424r"},{"key":"e_1_2_7_8_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0010-8545(02)00016-4"},{"key":"e_1_2_7_9_2","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-642-12811-0"},{"key":"e_1_2_7_10_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ccr.2010.02.003"},{"key":"e_1_2_7_11_2","doi-asserted-by":"publisher","DOI":"10.1021\/ar100103h"},{"key":"e_1_2_7_12_2","doi-asserted-by":"publisher","DOI":"10.1021\/cr100216y"},{"key":"e_1_2_7_13_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ccr.2011.12.012"},{"key":"e_1_2_7_14_2","doi-asserted-by":"publisher","DOI":"10.1039\/c3ra40618k"},{"key":"e_1_2_7_15_2","doi-asserted-by":"publisher","DOI":"10.1039\/c3dt50715g"},{"key":"e_1_2_7_16_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ccr.2014.09.017"},{"key":"e_1_2_7_17_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ccr.2016.04.001"},{"key":"e_1_2_7_18_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.ccr.2016.02.006"},{"key":"e_1_2_7_19_2","doi-asserted-by":"publisher","DOI":"10.1039\/C7DT00319F"},{"key":"e_1_2_7_20_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jorganchem.2014.02.007"},{"key":"e_1_2_7_21_1","doi-asserted-by":"publisher","DOI":"10.1039\/C3DT52188E"},{"key":"e_1_2_7_22_1","doi-asserted-by":"publisher","DOI":"10.1002\/zaac.200800411"},{"key":"e_1_2_7_23_1","doi-asserted-by":"publisher","DOI":"10.1088\/1742-6596\/190\/1\/012199"},{"key":"e_1_2_7_24_1","author":"Zovko C.","year":"2020","journal-title":"Chem. 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