Neutral, homoleptic gold(i) dithiocarboxylate complexes with different-sized Me, iPr, Mes, Tip, Mes* and Dmp substituents at the dithiocarboxylate unit were synthesized by reacting the corresponding dithiocarboxylic acid with potassium dicyanoaurate(i). They were characterized by IR spectroscopy and elemental analyses and their structures were determined by single crystal X-ray diffraction. The dinuclear complexes with an intramolecular d10-d10 type aurophilic interaction aggregate through additional intermolecular aurophilic interactions in different binding motifs. The molecular structures and the patterns of aggregation in the solid state are presented and discussed with respect to the influence of the substituent size.
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http://dx.doi.org/10.1039/c8dt00342d | DOI Listing |
Dalton Trans
May 2018
Anorganische Chemie und Strukturchemie, Centrum für molekulare Materialien CM2, Fakultät für Chemie, Universität Bielefeld, Universitätsstraße 25, 33615 Bielefeld, Germany.
The neutral silver(i) dithiocarboxylate complexes silver(i) dithioacetate, silver(i) pentafluorodithiobenzoate, silver(i) 2,4,6-trimethyldithiobenzoate, silver(i) 2,4,6-tri-iso-propyldithiobenzoate and silver(i) 2,6-dimesityl-dithiobenzoate were synthesized and characterized by IR spectroscopy, elemental analyses and single crystal X-ray diffraction. All complexes form primarily dinuclear units with eight-membered rings [Ag2S4C2], which in turn aggregate by argentophilic interactions and additional AgS contacts in their crystal structures. The molecular structures and shapes of aggregation in the solid state are presented and discussed.
View Article and Find Full Text PDFDalton Trans
March 2018
Anorganische Chemie und Strukturchemie, Centrum für molekulare Materialien, CM2, Fakultät für Chemie, Universität Bielefeld, Universitätsstraße 25, 33615 Bielefeld, Germany.
Inorg Chem
May 2014
Institut für Anorganische Chemie, Karlsruher Institut für Technologie (KIT) , Engesserstrasse 15, 76131 Karlsruhe, Germany.
Ferrocene dithiocarboxylate has been introduced into the chemistry of gold(I) and copper(I). First, a modified synthesis of piperidinium ferrocene dithiocarboxylate (1) is reported. Reaction of this reagent with [Au(tht)Cl] in the presence of different phosphines resulted in monomeric, dimeric, and polymeric structures.
View Article and Find Full Text PDFInorg Chem
February 2010
Department of Chemistry, Imperial College London, South Kensington Campus, London SW7 2AZ, U.K.
The imidazolium-2-dithiocarboxylate ligands IPr.CS(2), IMes.CS(2), and IDip.
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