Reconfirmation of Solubility of C-2(2-) in Liquid Ammonia: Syntheses and Crystal Structures of the Tetrahedral Acetylide Ammoniates [Zn(C2H)(4)](2-), [Cd(C2H)(4)](2-) and [In(C6H5)(3)(C2H)] (-)

Kaas, Marina and Werker, Melanie and Korber, Nikolaus and Ruschewitz, Uwe (2021) Reconfirmation of Solubility of C-2(2-) in Liquid Ammonia: Syntheses and Crystal Structures of the Tetrahedral Acetylide Ammoniates [Zn(C2H)(4)](2-), [Cd(C2H)(4)](2-) and [In(C6H5)(3)(C2H)] (-). ZEITSCHRIFT FUR ANORGANISCHE UND ALLGEMEINE CHEMIE, 647 (22). pp. 2001-2005. ISSN 0044-2313, 1521-3749

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Abstract

The new compounds with the sum formulae [Cs([18]crown-6)](2)[Zn(C2H)(4)] . 8NH(3), Rb-3[Rb([18]crown-6)(NH3)][Cd(C2H)(4)](2) . {[18]crown-6 . 2NH(3)} . NH3 and [Cs([2.2.2]crypt)][In(C6H5)(3)(C2H)] were synthesized in liquid ammonia. The anionic units show tetrahedrally coordinated central atoms with four hydrogenacetylide ligands or one C2H- and three C6H5- ligands. Solid state starting materials for these ligands were either AC(2)H (A=Rb, Cs) or Cs2C2. The fact that the indium compound contains a hydrogenacetylide ligand, which was formed from Cs2C2, confirms again the equilibrium of the species C2H2, C2H- and C-2(2-) in liquid ammonia and again proves that acetylides slowly dissolve in this medium.

Item Type: Article
Uncontrolled Keywords: NA-CS; A(2)MC(2); ZN; acetylides; crystal structure; hydrogenacetylide ligand; liquid ammonia; tetrahedral anions
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Anorganische Chemie > Arbeitskreis Prof. Dr. Nikolaus Korber
Depositing User: Dr. Gernot Deinzer
Date Deposited: 18 Aug 2022 09:26
Last Modified: 18 Aug 2022 09:26
URI: https://pred.uni-regensburg.de/id/eprint/46739

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