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Dimethyl sulfide substituted mixed-metal clusters: Synthesis, structure, and characterization of HRuCo sub 3 (CO) sub 11 (SMe sub 2 ) and (HRuRh sub 3 (CO) sub 9 ) sub 2 (SMe sub 2 ) sub 3

Journal Article · · Organometallics; (USA)
DOI:https://doi.org/10.1021/om00116a025· OSTI ID:7170682

Ligand substitution reactions of dimethyl sulfide with mixed-metal clusters are described. The clusters HRuCo{sub 3}(CO){sub 11}(SMe{sub 2}) (1) and (HRuRh{sub 3}(CO){sub 9}){sub 2}(SMe{sub 2}){sub 3} (2) have been prepared by reactions of SMe{sub 2} with the neutral parent clusters. Their crystal structures have been established: 1, monoclinic, space group P2{sub 1}/n, a = 11.459 (5) {angstrom}, b = 12.484 (4) {angstrom}, c = 14.384 (4) {angstrom}, {beta} = 96.40 (3){degree}, Z = 4; 2, trigonal, space group R3c, a = 13.181 (7) {angstrom}, {alpha} = 75.54 (5){degree}, Z = 2. Dimethyl sulfide coordinates terminally as a two-electron donor on basal cobalt in 1 and as a bridging four-electron donor causing unusual dimerization of clusters in 2. The carbonyl arrangement of the parent clusters was not changed during the ligand substitution, and hydride ligands bridge the three basal metals in both compounds.

OSTI ID:
7170682
Journal Information:
Organometallics; (USA), Journal Name: Organometallics; (USA) Vol. 9:2; ISSN 0276-7333; ISSN ORGND
Country of Publication:
United States
Language:
English