{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,21]],"date-time":"2026-09-21T09:05:30Z","timestamp":1789981530260,"version":"4.0.1"},"reference-count":39,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2026,9,15]],"date-time":"2026-09-15T00:00:00Z","timestamp":1789430400000},"content-version":"vor","delay-in-days":14,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,9,1]],"date-time":"2026-09-01T00:00:00Z","timestamp":1788220800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100004543","name":"China Scholarship Council","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100004543","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001659","name":"Deutsche Forschungsgemeinschaft","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100001659","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100010570","name":"Nieders\u00e4chsisches Ministerium f\u00fcr Wissenschaft und Kultur","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100010570","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["chemistry-europe.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["ChemistryOpen"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:p>\n                    Silylzinc reagents are valuable silicon\u2010based nucleophiles, yet their molecular\u2010level speciation and stability remain poorly understood. Here, we use a combination of electrospray ionization (ESI)\u2010mass spectrometry, NMR spectroscopy, and X\u2010ray crystallography to probe the speciation and coordination of (Ph\n                    <jats:sub>\n                      <jats:italic>z<\/jats:italic>\n                    <\/jats:sub>\n                    Me\n                    <jats:sub>\n                      3\u2212\n                      <jats:italic>z<\/jats:italic>\n                    <\/jats:sub>\n                    Si)ZnX\u00b7LiX\u00b7LiCl (\n                    <jats:italic>z<\/jats:italic>\n                    \u2009=\u20091\u20133; X\u2009=\u2009OOC\n                    <jats:sup>\n                      <jats:italic>t<\/jats:italic>\n                    <\/jats:sup>\n                    Bu, Cl, Br, I) both in solution and the solid state. In the presence of\n                    <jats:italic>N<\/jats:italic>\n                    ,\n                    <jats:italic>N<\/jats:italic>\n                    ,\n                    <jats:italic>N\ua78c<\/jats:italic>\n                    ,\n                    <jats:italic>N\ua78c<\/jats:italic>\n                    \u2010tetramethylethylenediamine (TMEDA), the (Ph\n                    <jats:sub>3<\/jats:sub>\n                    Si)ZnX\u00b7LiX\u00b7LiCl reagents with X\u2009=\u2009Cl and I, respectively, afford complexes (Ph\n                    <jats:sub>3<\/jats:sub>\n                    Si)ZnX(TMEDA), whose approximately tetrahedral coordination geometry resembles that of related compounds described previously. In tetrahydrofuran solutions, ESI\u2010mass spectrometry reveals the formation of mononuclear and polynuclear zincate species interconnected by Schlenk\u2010type equilibria, closely resembling organozinc systems. Upon exposure to ambient atmosphere, time\u2010resolved experiments uncover ligand\u2010dependent degradation pathways likely involving protodemetalation and oxidation via O\n                    <jats:sub>2<\/jats:sub>\n                    insertion into the Zn\u2500Si bond, with silanol formation directly observed by NMR spectroscopy. The stability of the silylzinc reagents depends sensitively on the identity of the anion X\n                    <jats:sup>\u2212<\/jats:sup>\n                    . In particular, pivalate (X\u2009=\u2009OOC\n                    <jats:sup>\n                      <jats:italic>t<\/jats:italic>\n                    <\/jats:sup>\n                    Bu) coordination markedly suppresses decomposition, which we attribute to enhanced Li\n                    <jats:sup>+<\/jats:sup>\n                    binding and aggregation effects, steric shielding, as well as proton scavenging. These findings provide a molecular\u2010level understanding of silylzinc speciation and establish anion coordination as a key factor influencing their stability.\n                  <\/jats:p>","DOI":"10.1002\/open.70301","type":"journal-article","created":{"date-parts":[[2026,9,15]],"date-time":"2026-09-15T13:58:39Z","timestamp":1789480719000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Anion\u2010Controlled Speciation and Stability of Silylzinc Reagents"],"prefix":"10.1002","volume":"15","author":[{"ORCID":"https:\/\/orcid.org\/0009-0001-1775-2220","authenticated-orcid":false,"given":"Zhili","family":"Duan","sequence":"first","affiliation":[{"name":"Institut f\u00fcr Organische und Biomolekulare Chemie Universit\u00e4t G\u00f6ttingen  G\u00f6ttingen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7352-5789","authenticated-orcid":false,"given":"Konrad","family":"Koszinowski","sequence":"additional","affiliation":[{"name":"Institut f\u00fcr Organische und Biomolekulare Chemie Universit\u00e4t G\u00f6ttingen  G\u00f6ttingen 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