{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,14]],"date-time":"2025-10-14T00:53:59Z","timestamp":1760403239009,"version":"build-2065373602"},"reference-count":23,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2005,4,28]],"date-time":"2005-04-28T00:00:00Z","timestamp":1114646400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["chemistry-europe.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Eur J Inorg Chem"],"published-print":{"date-parts":[[2005,5]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:p>The preparation of 1,4,7\u2010{NH(2\u2010C<jats:sub>6<\/jats:sub>H<jats:sub>4<\/jats:sub>F)SiMe<jats:sub>2<\/jats:sub>}<jats:sub>3<\/jats:sub>\u20101,4,7\u2010triazacyclononane (H<jats:sub>3<\/jats:sub>N<jats:sub>3\u2010F<\/jats:sub>[9]N<jats:sub>3<\/jats:sub>) and 1,4,8\u2010{N(H)PhSiMe<jats:sub>2<\/jats:sub>}<jats:sub>3<\/jats:sub>\u20101,4,8\u2010triazacycloundecane (H<jats:sub>3<\/jats:sub>N<jats:sub>3<\/jats:sub>[11]N<jats:sub>3<\/jats:sub>), and their sodium derivatives Na<jats:sub>3<\/jats:sub>N<jats:sub>3\u2010F<\/jats:sub>[9]N<jats:sub>3<\/jats:sub>(THF)<jats:sub>2<\/jats:sub> and Na<jats:sub>3<\/jats:sub>N<jats:sub>3<\/jats:sub>[11]N<jats:sub>3<\/jats:sub>(THF)<jats:sub>2<\/jats:sub>, is described. The reaction of [TiCl<jats:sub>3<\/jats:sub>(THF)<jats:sub>3<\/jats:sub>] with Na<jats:sub>3<\/jats:sub>N<jats:sub>3\u2010F<\/jats:sub>[9]\u2010N<jats:sub>3<\/jats:sub>(THF)<jats:sub>2<\/jats:sub> and Na<jats:sub>3<\/jats:sub>N<jats:sub>3<\/jats:sub>[11]N<jats:sub>3<\/jats:sub>(THF)<jats:sub>2<\/jats:sub> leads to [Ti{N<jats:sub>3\u2010F<\/jats:sub>[9]N<jats:sub>3<\/jats:sub>}] and [Ti{N<jats:sub>3<\/jats:sub>[11]N<jats:sub>3<\/jats:sub>}]. The titanium complexes react readily with I<jats:sub>2<\/jats:sub> to give the Ti<jats:sup>IV<\/jats:sup> derivatives [Ti{N<jats:sub>3\u2010F<\/jats:sub>[9]N<jats:sub>3<\/jats:sub>}]I and [Ti{N<jats:sub>3<\/jats:sub>[11]N<jats:sub>3<\/jats:sub>}]I. All titanium compounds display distorted trigonal prismatic geometries where the metal is coordinated to the six nitrogen donors. Fluxional processes that convert the conformations of the five\u2010 and six\u2010membered metallacycles and the \u0394 and \u039b enantiomers of [Ti{N<jats:sub>3<\/jats:sub>[11]N<jats:sub>3<\/jats:sub>}]I have been identified in solution. (\u00a9 Wiley\u2010VCH Verlag GmbH &amp; Co. KGaA, 69451 Weinheim, Germany, 2005)<\/jats:p>","DOI":"10.1002\/ejic.200400813","type":"journal-article","created":{"date-parts":[[2005,4,28]],"date-time":"2005-04-28T11:21:10Z","timestamp":1114687270000},"page":"1689-1697","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":9,"title":["Titanium Triamidotriamine Compounds: Syntheses, Structures and Redox Properties"],"prefix":"10.1002","volume":"2005","author":[{"given":"Ana M.","family":"Martins","sequence":"first","affiliation":[]},{"given":"Jos\u00e9 R.","family":"Ascenso","sequence":"additional","affiliation":[]},{"given":"Cristina G.","family":"de Azevedo","sequence":"additional","affiliation":[]},{"given":"Alberto R.","family":"Dias","sequence":"additional","affiliation":[]},{"given":"M. Teresa","family":"Duarte","sequence":"additional","affiliation":[]},{"given":"Humberto","family":"Ferreira","sequence":"additional","affiliation":[]},{"given":"M. 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