Summary
The crystal structure of the hydrothermally synthesized compound Fe(SeO2OH) (SeO4) · H2O was determined by single crystal diffraction methods:a=8.355(2) Å,b=8.696(2) Å,c=9.255(2) Å, β=93.72(1)°,V=670.95 Å3;Z=4, space group P21/c,R=0.029,R w=0.027 for 2430 independent reflections (sin θ/λ⩽0.76 Å−1). Isolated FeO5(H2O)-octahedra share five corners with [SeO2OH] and [SeO4] groups to form sheets parallel to (100). These sheets are interconnected via hydrogen bonds only.
Zusammenfassung
Die Kristallstruktur der hydrothermal dargestellten Verbindung Fe(SeO2OH) (SeO4)·H2O wurde mittels Einkristallbeugungsmethoden bestimmt:a=8.355(2) Å,b=8.696(2) Å,c=9.255(2) Å, β=93.72(1)°,V=670.95 Å3;Z=4, Raumgruppe P21/c,R=0.029,R w=0.027 für 2 430 unabhängige Reflexe (sin θ/λ ⩽ 0.76 Å−1). Isolierte FeO5(H2O)-Oktaeder teilen fünf Ecken mit [SeO2OH]- und [SeO4]-Gruppen, wobei sie Schichten parallel (100) bilden. Diese Schichten sind nur über Wasserstoffbrücken miteinander verbunden.
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Giester, G. The crystal structure of Fe(SeO2OH)(SeO4)·H2O. Monatsh Chem 123, 957–963 (1992). https://doi.org/10.1007/BF00810925
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DOI: https://doi.org/10.1007/BF00810925