A convenient route to mixed cationic group 13/14/15 compounds

Ackermann, Matthias T. and Seidl, Michael and Grande, Riccardo and Zhou, Yuqiao and Ferguson, Michael J. and Timoshkin, Alexey Y. and Rivard, Eric and Scheer, Manfred (2023) A convenient route to mixed cationic group 13/14/15 compounds. CHEMICAL SCIENCE, 14 (9). pp. 2313-2317. ISSN 2041-6520, 2041-6539

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Abstract

The formation of novel cationic mixed main group compounds is reported revealing a chain composed of different elements of group 13, 14, and 15. Reactions of different pnictogenylboranes R2EBH2 center dot NMe3 (E = P, R = Ph, H; E = As, R = Ph, H) with the NHC-stabilized compound IDipp center dot GeH2BH2OTf (1) (IDipp = 1,3-bis(2,6-diisopropylphenyl)imidazole-2-ylidene) were carried out, yielding the novel cationic, mixed group 13/14/15 compounds [IDipp center dot GeH2BH2ER2BH2 center dot NMe3](+) (2a E = P; R = Ph; 2b E = As; R = Ph; 3a E = P; R = H; 3b E = As; R = H) by the nucleophilic substitution of the triflate (OTf) group. The products were analysed by NMR spectroscopy and mass spectrometry and for 2a and 2b also by X-ray structure analysis. Further reactions of 1 with H2EBH2 center dot IDipp (E = P, As) resulted in the unprecedented parent complexes [IDipp center dot GeH2BH2EH2BH2 center dot IDipp][OTf] (5a E = P; 5b E = As), which were studied by X-ray structure analysis, NMR spectroscopy and mass spectrometry. Accompanying DFT computations give insight into the stability of the formed products with respect to their decomposition.

Item Type: Article
Uncontrolled Keywords: METAL; DERIVATIVES; GROWTH; SILYLENE; HYDRIDES; CHAINS; BORON;
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Anorganische Chemie > Chair Prof. Dr. Manfred Scheer
Depositing User: Dr. Gernot Deinzer
Date Deposited: 13 Mar 2024 09:48
Last Modified: 13 Mar 2024 09:48
URI: https://pred.uni-regensburg.de/id/eprint/59883

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