Macrobicyclic D-Metal Tris-Dioximates Obtained by Cross-Linking With P-Block Elements Part IV. Crystalline and Molecular Structure Of An Iron(II) Complex With Macrobicyclic Fluoroborate-Containing Tris-Diphenylglyoximate Ligand And Its Mössbauer

Document Type

Article

Language

eng

Publication Date

6-1-1991

Publisher

Elsevier

Source Publication

Inorganica Chimica Acta

Source ISSN

0020-1693

Abstract

Hexagonal FeBd3(BF)2·5CHCl3 single crystals (space group P63, a=14.975(2), c=16.301(3) Å, V=3166(1) Å3, Z=2) have been obtained by recrystallizing a preliminarily synthesized clathrochelate diphenyl- glyoximate complex. The iron atom is encapsulated by the macrobicyclic ligand and surrounded by a distorted trigonal prismatic coordination consisting of six nitrogen atoms. The distortion angle value found experimentally (c. 29.3°) is close to that estimated earlier from Mössbauer parameters (27–30°). The FeN bond length (1.91(2) Å) is characteristic of clathrochelate boron-containing iron(II) dioximates and is determined by the superposition of the contributions of metal eletron configuration and ligand geometry.

Comments

Inorganica Chimica Acta, Vol. 184, No. 1 (June 1, 1991): 107-110. DOI.

Sergey Lindeman was affiliated with Nesmeyanov Institute of Organoelement Compounds of the Academy of Sciences of the USSR at the time of publication.

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