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Base‐Initiated Formation of FeI–PNP Pincer Complexes
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| Zeitschriftentitel: | European Journal of Inorganic Chemistry |
|---|---|
| Personen und Körperschaften: | , , , , , , |
| In: | European Journal of Inorganic Chemistry, 2020, 2020, 11-12, S. 1101-1105 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Wiley
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| Schlagwörter: |
| author_facet |
Glatz, Mathias Stöger, Berthold Bichler, Bernhard Bauer, Gerald Veiros, Luis F. Pignitter, Marc Kirchner, Karl Glatz, Mathias Stöger, Berthold Bichler, Bernhard Bauer, Gerald Veiros, Luis F. Pignitter, Marc Kirchner, Karl |
|---|---|
| author |
Glatz, Mathias Stöger, Berthold Bichler, Bernhard Bauer, Gerald Veiros, Luis F. Pignitter, Marc Kirchner, Karl |
| spellingShingle |
Glatz, Mathias Stöger, Berthold Bichler, Bernhard Bauer, Gerald Veiros, Luis F. Pignitter, Marc Kirchner, Karl European Journal of Inorganic Chemistry Base‐Initiated Formation of FeI–PNP Pincer Complexes Inorganic Chemistry |
| author_sort |
glatz, mathias |
| spelling |
Glatz, Mathias Stöger, Berthold Bichler, Bernhard Bauer, Gerald Veiros, Luis F. Pignitter, Marc Kirchner, Karl 1434-1948 1099-0682 Wiley Inorganic Chemistry http://dx.doi.org/10.1002/ejic.201900895 <jats:p>Fe(I) PNP pincer complexes of the type [Fe(PNP<jats:sup>NH</jats:sup>)(CO)<jats:sub>2</jats:sub>]<jats:sup>+</jats:sup> were prepared by treatment of the Fe(II) complexes [Fe(PNP<jats:sup>NH</jats:sup>)(CO)(Cl)<jats:sub>2</jats:sub>] with KO<jats:italic>t</jats:italic>Bu in an aprotic solvent. The outcome of these reactions is independent of whether it is carried out under a CO atmosphere or not. The <jats:italic>tert</jats:italic>‐butyl analog [Fe(PNP<jats:sup>NH</jats:sup>‐<jats:italic>t</jats:italic>Bu)(CO)<jats:sub>2</jats:sub>]Cl was obtained in a similar fashion but with [Fe(PNP<jats:sup>NH</jats:sup>‐<jats:italic>t</jats:italic>Bu)(Cl)<jats:sub>2</jats:sub>] as starting material in the presence of CO. In all these reactions the formation of free PNP ligand together with unknown Fe(III) species is presumably due to a 2Fe<jats:sup>II</jats:sup> → Fe<jats:sup>I</jats:sup> and Fe<jats:sup>III</jats:sup> disproportionation process. The cationic complexes could be deprotonated upon treatment with KO<jats:italic>t</jats:italic>Bu affording the neutral complexes [Fe(PNP<jats:sup>N</jats:sup>)(CO)<jats:sub>2</jats:sub>]. All compounds are low‐spin complexes as established by their solution effective magnetic moments, X‐band EPR spectra as well as DFT calculations. The solid‐state structures of two representative cationic and neutral complexes, respectively, were determined by single‐crystal X‐ray diffraction.</jats:p> Base‐Initiated Formation of Fe<sup>I</sup>–PNP Pincer Complexes European Journal of Inorganic Chemistry |
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10.1002/ejic.201900895 |
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European Journal of Inorganic Chemistry |
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| title |
Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_unstemmed |
Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_full |
Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_fullStr |
Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_full_unstemmed |
Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_short |
Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_sort |
base‐initiated formation of fe<sup>i</sup>–pnp pincer complexes |
| topic |
Inorganic Chemistry |
| url |
http://dx.doi.org/10.1002/ejic.201900895 |
| publishDate |
2020 |
| physical |
1101-1105 |
| description |
<jats:p>Fe(I) PNP pincer complexes of the type [Fe(PNP<jats:sup>NH</jats:sup>)(CO)<jats:sub>2</jats:sub>]<jats:sup>+</jats:sup> were prepared by treatment of the Fe(II) complexes [Fe(PNP<jats:sup>NH</jats:sup>)(CO)(Cl)<jats:sub>2</jats:sub>] with KO<jats:italic>t</jats:italic>Bu in an aprotic solvent. The outcome of these reactions is independent of whether it is carried out under a CO atmosphere or not. The <jats:italic>tert</jats:italic>‐butyl analog [Fe(PNP<jats:sup>NH</jats:sup>‐<jats:italic>t</jats:italic>Bu)(CO)<jats:sub>2</jats:sub>]Cl was obtained in a similar fashion but with [Fe(PNP<jats:sup>NH</jats:sup>‐<jats:italic>t</jats:italic>Bu)(Cl)<jats:sub>2</jats:sub>] as starting material in the presence of CO. In all these reactions the formation of free PNP ligand together with unknown Fe(III) species is presumably due to a 2Fe<jats:sup>II</jats:sup> → Fe<jats:sup>I</jats:sup> and Fe<jats:sup>III</jats:sup> disproportionation process. The cationic complexes could be deprotonated upon treatment with KO<jats:italic>t</jats:italic>Bu affording the neutral complexes [Fe(PNP<jats:sup>N</jats:sup>)(CO)<jats:sub>2</jats:sub>]. All compounds are low‐spin complexes as established by their solution effective magnetic moments, X‐band EPR spectra as well as DFT calculations. The solid‐state structures of two representative cationic and neutral complexes, respectively, were determined by single‐crystal X‐ray diffraction.</jats:p> |
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| author | Glatz, Mathias, Stöger, Berthold, Bichler, Bernhard, Bauer, Gerald, Veiros, Luis F., Pignitter, Marc, Kirchner, Karl |
| author_facet | Glatz, Mathias, Stöger, Berthold, Bichler, Bernhard, Bauer, Gerald, Veiros, Luis F., Pignitter, Marc, Kirchner, Karl, Glatz, Mathias, Stöger, Berthold, Bichler, Bernhard, Bauer, Gerald, Veiros, Luis F., Pignitter, Marc, Kirchner, Karl |
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| description | <jats:p>Fe(I) PNP pincer complexes of the type [Fe(PNP<jats:sup>NH</jats:sup>)(CO)<jats:sub>2</jats:sub>]<jats:sup>+</jats:sup> were prepared by treatment of the Fe(II) complexes [Fe(PNP<jats:sup>NH</jats:sup>)(CO)(Cl)<jats:sub>2</jats:sub>] with KO<jats:italic>t</jats:italic>Bu in an aprotic solvent. The outcome of these reactions is independent of whether it is carried out under a CO atmosphere or not. The <jats:italic>tert</jats:italic>‐butyl analog [Fe(PNP<jats:sup>NH</jats:sup>‐<jats:italic>t</jats:italic>Bu)(CO)<jats:sub>2</jats:sub>]Cl was obtained in a similar fashion but with [Fe(PNP<jats:sup>NH</jats:sup>‐<jats:italic>t</jats:italic>Bu)(Cl)<jats:sub>2</jats:sub>] as starting material in the presence of CO. In all these reactions the formation of free PNP ligand together with unknown Fe(III) species is presumably due to a 2Fe<jats:sup>II</jats:sup> → Fe<jats:sup>I</jats:sup> and Fe<jats:sup>III</jats:sup> disproportionation process. The cationic complexes could be deprotonated upon treatment with KO<jats:italic>t</jats:italic>Bu affording the neutral complexes [Fe(PNP<jats:sup>N</jats:sup>)(CO)<jats:sub>2</jats:sub>]. All compounds are low‐spin complexes as established by their solution effective magnetic moments, X‐band EPR spectra as well as DFT calculations. The solid‐state structures of two representative cationic and neutral complexes, respectively, were determined by single‐crystal X‐ray diffraction.</jats:p> |
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| institution | DE-15, DE-Pl11, DE-Rs1, DE-105, DE-14, DE-Ch1, DE-L229, DE-D275, DE-Bn3, DE-Brt1, DE-D161, DE-Gla1, DE-Zi4 |
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| series | European Journal of Inorganic Chemistry |
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| spelling | Glatz, Mathias Stöger, Berthold Bichler, Bernhard Bauer, Gerald Veiros, Luis F. Pignitter, Marc Kirchner, Karl 1434-1948 1099-0682 Wiley Inorganic Chemistry http://dx.doi.org/10.1002/ejic.201900895 <jats:p>Fe(I) PNP pincer complexes of the type [Fe(PNP<jats:sup>NH</jats:sup>)(CO)<jats:sub>2</jats:sub>]<jats:sup>+</jats:sup> were prepared by treatment of the Fe(II) complexes [Fe(PNP<jats:sup>NH</jats:sup>)(CO)(Cl)<jats:sub>2</jats:sub>] with KO<jats:italic>t</jats:italic>Bu in an aprotic solvent. The outcome of these reactions is independent of whether it is carried out under a CO atmosphere or not. The <jats:italic>tert</jats:italic>‐butyl analog [Fe(PNP<jats:sup>NH</jats:sup>‐<jats:italic>t</jats:italic>Bu)(CO)<jats:sub>2</jats:sub>]Cl was obtained in a similar fashion but with [Fe(PNP<jats:sup>NH</jats:sup>‐<jats:italic>t</jats:italic>Bu)(Cl)<jats:sub>2</jats:sub>] as starting material in the presence of CO. In all these reactions the formation of free PNP ligand together with unknown Fe(III) species is presumably due to a 2Fe<jats:sup>II</jats:sup> → Fe<jats:sup>I</jats:sup> and Fe<jats:sup>III</jats:sup> disproportionation process. The cationic complexes could be deprotonated upon treatment with KO<jats:italic>t</jats:italic>Bu affording the neutral complexes [Fe(PNP<jats:sup>N</jats:sup>)(CO)<jats:sub>2</jats:sub>]. All compounds are low‐spin complexes as established by their solution effective magnetic moments, X‐band EPR spectra as well as DFT calculations. The solid‐state structures of two representative cationic and neutral complexes, respectively, were determined by single‐crystal X‐ray diffraction.</jats:p> Base‐Initiated Formation of Fe<sup>I</sup>–PNP Pincer Complexes European Journal of Inorganic Chemistry |
| spellingShingle | Glatz, Mathias, Stöger, Berthold, Bichler, Bernhard, Bauer, Gerald, Veiros, Luis F., Pignitter, Marc, Kirchner, Karl, European Journal of Inorganic Chemistry, Base‐Initiated Formation of FeI–PNP Pincer Complexes, Inorganic Chemistry |
| title | Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_full | Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_fullStr | Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_full_unstemmed | Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_short | Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| title_sort | base‐initiated formation of fe<sup>i</sup>–pnp pincer complexes |
| title_unstemmed | Base‐Initiated Formation of FeI–PNP Pincer Complexes |
| topic | Inorganic Chemistry |
| url | http://dx.doi.org/10.1002/ejic.201900895 |