Synthesis and topology analysis of chloridotriphenyl(triphenyl phosphate-κO)tin(IV)

Autor: Serigne Fallou Pouye, Sylvain Bernès, Lamine Yaffa, Waly Diallo, Ibrahima Cissé, Cheikh Abdoul Khadir Diop, Mamadou Sidibé, Libasse Diop
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Acta Crystallographica Section E: Crystallographic Communications, Vol 79, Iss 2, Pp 99-102 (2023)
Druh dokumentu: article
ISSN: 2056-9890
20569890
DOI: 10.1107/S2056989023000270
Popis: The title SnIV complex, [Sn(C6H5)3Cl(C18H15O4P)], is a formal adduct between triphenyl phosphate (PhO)3P=O and the stannane derivative chloridotriphenyltin, SnPh3Cl. The structure refinement reveals that this molecule displays the largest Sn—O bond length for compounds including the X=O→SnPh3Cl fragment (X = P, S, C, or V), 2.6644 (17) Å. However, an AIM topology analysis based on the wavefunction calculated from the refined X-ray structure shows the presence of a bond critical point (3,−1), lying on the interbasin surface separating the coordinated phosphate O atom and the Sn atom. This study thus shows that an actual polar covalent bond is formed between (PhO)3P=O and SnPh3Cl moieties.
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