Aluminates with Fluorinated Schiff Bases: Influence of the Alkali Metal–Fluorine Interactions in Structure Stabilization

New heterometallic aluminium-alkali metal compounds have been prepared using Schiff bases with electron withdrawing substituents as ligands. The synthesis of these new species was achieved via the reaction of AlMe<sub>3</sub> with the freshly prepared alkali-metallated ligand. The deriva...

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Main Authors: Francisco M. García-Valle, Vanessa Tabernero, Tomás Cuenca, Jesús Cano, Marta E. G. Mosquera
Format: Article
Language:English
Published: MDPI AG 2018-11-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/23/12/3108
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spelling doaj-a5288f9c559b4c1f82fc874351dcc1f22020-11-24T21:39:26ZengMDPI AGMolecules1420-30492018-11-012312310810.3390/molecules23123108molecules23123108Aluminates with Fluorinated Schiff Bases: Influence of the Alkali Metal–Fluorine Interactions in Structure StabilizationFrancisco M. García-Valle0Vanessa Tabernero1Tomás Cuenca2Jesús Cano3Marta E. G. Mosquera4Departamento de Química Orgánica y Química Inorgánica, Instituto de Investigacion en Química “Andres M. del Río” (IQAR) Universidad de Alcalá, Campus Universitario, 28871-Alcala de Henares, Madrid, SpainDepartamento de Química Orgánica y Química Inorgánica, Instituto de Investigacion en Química “Andres M. del Río” (IQAR) Universidad de Alcalá, Campus Universitario, 28871-Alcala de Henares, Madrid, SpainDepartamento de Química Orgánica y Química Inorgánica, Instituto de Investigacion en Química “Andres M. del Río” (IQAR) Universidad de Alcalá, Campus Universitario, 28871-Alcala de Henares, Madrid, SpainDepartamento de Química Orgánica y Química Inorgánica, Instituto de Investigacion en Química “Andres M. del Río” (IQAR) Universidad de Alcalá, Campus Universitario, 28871-Alcala de Henares, Madrid, SpainDepartamento de Química Orgánica y Química Inorgánica, Instituto de Investigacion en Química “Andres M. del Río” (IQAR) Universidad de Alcalá, Campus Universitario, 28871-Alcala de Henares, Madrid, SpainNew heterometallic aluminium-alkali metal compounds have been prepared using Schiff bases with electron withdrawing substituents as ligands. The synthesis of these new species was achieved via the reaction of AlMe<sub>3</sub> with the freshly prepared alkali-metallated ligand. The derivatives formed were characterized by NMR in solution and by single crystal X-ray diffraction in the solid state. Aluminate derivatives with lithium and sodium were prepared and a clear influence of the alkali metal in the final outcome is observed. The presence of a Na&#183;&#183;&#183;F interaction in the solid state has a stabilization effect and the species [NaAlMe<sub>3</sub>L]<sub>2</sub> can de isolated for the first time, which was not possible when using Schiff bases without electron withdrawing substituents as ligands.https://www.mdpi.com/1420-3049/23/12/3108aluminiumalkali metalsSchiff basesheterometallic compounds
collection DOAJ
language English
format Article
sources DOAJ
author Francisco M. García-Valle
Vanessa Tabernero
Tomás Cuenca
Jesús Cano
Marta E. G. Mosquera
spellingShingle Francisco M. García-Valle
Vanessa Tabernero
Tomás Cuenca
Jesús Cano
Marta E. G. Mosquera
Aluminates with Fluorinated Schiff Bases: Influence of the Alkali Metal–Fluorine Interactions in Structure Stabilization
Molecules
aluminium
alkali metals
Schiff bases
heterometallic compounds
author_facet Francisco M. García-Valle
Vanessa Tabernero
Tomás Cuenca
Jesús Cano
Marta E. G. Mosquera
author_sort Francisco M. García-Valle
title Aluminates with Fluorinated Schiff Bases: Influence of the Alkali Metal–Fluorine Interactions in Structure Stabilization
title_short Aluminates with Fluorinated Schiff Bases: Influence of the Alkali Metal–Fluorine Interactions in Structure Stabilization
title_full Aluminates with Fluorinated Schiff Bases: Influence of the Alkali Metal–Fluorine Interactions in Structure Stabilization
title_fullStr Aluminates with Fluorinated Schiff Bases: Influence of the Alkali Metal–Fluorine Interactions in Structure Stabilization
title_full_unstemmed Aluminates with Fluorinated Schiff Bases: Influence of the Alkali Metal–Fluorine Interactions in Structure Stabilization
title_sort aluminates with fluorinated schiff bases: influence of the alkali metal–fluorine interactions in structure stabilization
publisher MDPI AG
series Molecules
issn 1420-3049
publishDate 2018-11-01
description New heterometallic aluminium-alkali metal compounds have been prepared using Schiff bases with electron withdrawing substituents as ligands. The synthesis of these new species was achieved via the reaction of AlMe<sub>3</sub> with the freshly prepared alkali-metallated ligand. The derivatives formed were characterized by NMR in solution and by single crystal X-ray diffraction in the solid state. Aluminate derivatives with lithium and sodium were prepared and a clear influence of the alkali metal in the final outcome is observed. The presence of a Na&#183;&#183;&#183;F interaction in the solid state has a stabilization effect and the species [NaAlMe<sub>3</sub>L]<sub>2</sub> can de isolated for the first time, which was not possible when using Schiff bases without electron withdrawing substituents as ligands.
topic aluminium
alkali metals
Schiff bases
heterometallic compounds
url https://www.mdpi.com/1420-3049/23/12/3108
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