[μ-Bis(diphenylarsino)methane-1:2κ2As:As′]nonacarbonyl-1κ3C,2κ3C,3κ3C-tricyclohexylphosphine-3κP-triangulo-triruthenium(0)

In the title triangulo-triruthenium compound, [Ru3(C25H22As2)(C18H33P)(CO)9], the bis(diphenylarsino)methane ligand bridges an Ru—Ru bond and the monodentate phosphine ligand bonds to the third Ru atom. Both the phosphine and arsine ligands are equatorial with respect to the Ru3 triang...

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Main Authors: Hoong-Kun Fun, Chin Sing Yeap, Imthyaz Ahmed Khan, Omar bin Shawkataly
Format: Article
Language:English
Published: International Union of Crystallography 2009-12-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536809047977
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author Hoong-Kun Fun
Chin Sing Yeap
Imthyaz Ahmed Khan
Omar bin Shawkataly
author_facet Hoong-Kun Fun
Chin Sing Yeap
Imthyaz Ahmed Khan
Omar bin Shawkataly
author_sort Hoong-Kun Fun
collection DOAJ
description In the title triangulo-triruthenium compound, [Ru3(C25H22As2)(C18H33P)(CO)9], the bis(diphenylarsino)methane ligand bridges an Ru—Ru bond and the monodentate phosphine ligand bonds to the third Ru atom. Both the phosphine and arsine ligands are equatorial with respect to the Ru3 triangle. In addition, each Ru atom carries one equatorial and two axial terminal carbonyl ligands. All three cyclohexane rings are disordered over two positions with site occupancies of 0.628 (6) and 0.372 (6). The mean planes of these three phosphine-substituted cyclohexane rings make dihedral angles of 53.0 (8), 68.3 (6) and 89.9 (7)° (major components), and 46.7 (14), 41.3 (11) and 75.8 (10)° (minor components) with each other. The dihedral angles between the two phenyl rings are 85.0 (2) and 88.1 (2)° for the two diphenylarsino groups. Two cyclohexane rings adopt a chair conformation whereas the other adopts a slightly twisted chair conformation for the major components; these conformations are similiar for the minor components. Intramolecular C—H...O hydrogen bonds stabilize the molecular structure. In the crystal packing, the molecules are linked together into chains via intermolecular C—H...O hydrogen bonds down the a axis. Weak intermolecular C—H...π interactions further stabilize the crystal structure.
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spelling doaj.art-b012c5b1592249ab827c6fe233dd82622022-12-21T20:14:14ZengInternational Union of CrystallographyActa Crystallographica Section E1600-53682009-12-016512m1626m162710.1107/S1600536809047977[μ-Bis(diphenylarsino)methane-1:2κ2As:As′]nonacarbonyl-1κ3C,2κ3C,3κ3C-tricyclohexylphosphine-3κP-triangulo-triruthenium(0)Hoong-Kun FunChin Sing YeapImthyaz Ahmed KhanOmar bin ShawkatalyIn the title triangulo-triruthenium compound, [Ru3(C25H22As2)(C18H33P)(CO)9], the bis(diphenylarsino)methane ligand bridges an Ru—Ru bond and the monodentate phosphine ligand bonds to the third Ru atom. Both the phosphine and arsine ligands are equatorial with respect to the Ru3 triangle. In addition, each Ru atom carries one equatorial and two axial terminal carbonyl ligands. All three cyclohexane rings are disordered over two positions with site occupancies of 0.628 (6) and 0.372 (6). The mean planes of these three phosphine-substituted cyclohexane rings make dihedral angles of 53.0 (8), 68.3 (6) and 89.9 (7)° (major components), and 46.7 (14), 41.3 (11) and 75.8 (10)° (minor components) with each other. The dihedral angles between the two phenyl rings are 85.0 (2) and 88.1 (2)° for the two diphenylarsino groups. Two cyclohexane rings adopt a chair conformation whereas the other adopts a slightly twisted chair conformation for the major components; these conformations are similiar for the minor components. Intramolecular C—H...O hydrogen bonds stabilize the molecular structure. In the crystal packing, the molecules are linked together into chains via intermolecular C—H...O hydrogen bonds down the a axis. Weak intermolecular C—H...π interactions further stabilize the crystal structure.http://scripts.iucr.org/cgi-bin/paper?S1600536809047977
spellingShingle Hoong-Kun Fun
Chin Sing Yeap
Imthyaz Ahmed Khan
Omar bin Shawkataly
[μ-Bis(diphenylarsino)methane-1:2κ2As:As′]nonacarbonyl-1κ3C,2κ3C,3κ3C-tricyclohexylphosphine-3κP-triangulo-triruthenium(0)
Acta Crystallographica Section E
title [μ-Bis(diphenylarsino)methane-1:2κ2As:As′]nonacarbonyl-1κ3C,2κ3C,3κ3C-tricyclohexylphosphine-3κP-triangulo-triruthenium(0)
title_full [μ-Bis(diphenylarsino)methane-1:2κ2As:As′]nonacarbonyl-1κ3C,2κ3C,3κ3C-tricyclohexylphosphine-3κP-triangulo-triruthenium(0)
title_fullStr [μ-Bis(diphenylarsino)methane-1:2κ2As:As′]nonacarbonyl-1κ3C,2κ3C,3κ3C-tricyclohexylphosphine-3κP-triangulo-triruthenium(0)
title_full_unstemmed [μ-Bis(diphenylarsino)methane-1:2κ2As:As′]nonacarbonyl-1κ3C,2κ3C,3κ3C-tricyclohexylphosphine-3κP-triangulo-triruthenium(0)
title_short [μ-Bis(diphenylarsino)methane-1:2κ2As:As′]nonacarbonyl-1κ3C,2κ3C,3κ3C-tricyclohexylphosphine-3κP-triangulo-triruthenium(0)
title_sort amp 956 bis diphenylarsino methane 1 2 amp 954 2as as amp 8242 nonacarbonyl 1 amp 954 3c 2 amp 954 3c 3 amp 954 3c tricyclohexylphosphine 3 amp 954 p triangulo triruthenium 0
url http://scripts.iucr.org/cgi-bin/paper?S1600536809047977
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