CO hydrogenation catalyzed by magnesia-supported osmium derived from Os/sub 3/(CO)/sub 12/
Journal Article
·
· J. Catal.; (United States)
OSTI ID:5589952
A catalyst prepared by the reaction of (Os/sub 3/(CO)/sub 12/) with the surface of magnesia exhibited infrared spectra in the carbonyl region suggestive of the formation of the supported cluster (HO/sub S//sub 3/(CO)/sub 10/OMg). After oxidation in air, the sample exhibited a spectrum indicative of a mononuclear osmium carbonyl complex. The catalyst, initially present in either theoriginal or oxidized form, was active for CO hydrogenation; the products at low conversions were C/sub 1/-C/sub 4/ paraffins formed at a rate of about 10/sup -3/ molecules/(Os atom middle . s) at 300/sup 0/C and 31.8 atm with a 4:1 H/sub 2/:CO ratio. The infrared spectrum of the used catalyst is suggestive of a trinuclear osmium carbonyl cluster, and we propose that a cluster is the catalytically active species.
- Research Organization:
- Univ. of Delaware, Newark
- OSTI ID:
- 5589952
- Journal Information:
- J. Catal.; (United States), Journal Name: J. Catal.; (United States) Vol. 71:2; ISSN JCTLA
- Country of Publication:
- United States
- Language:
- English
Similar Records
Design of a stable, selective catalyst for CO hydrogenation: Osmium in basic Y Zeolite
Molecular organoosmium chemistry and catalysis on the basic magnesium oxide surface
Chemisorption and catalysis by metal clusters. III. Hydrogenation of ethene, carbon monoxide, and carbon dioxide, and hydrogenolysis of ethane catalyzed by supported osmium clusters derived from Os/sub 3/(CO)/sub 12/ and from Os/sub 6/(CO)/sub 18/
Journal Article
·
Sat Jun 01 00:00:00 EDT 1991
· Journal of Catalysis; (USA)
·
OSTI ID:5631823
Molecular organoosmium chemistry and catalysis on the basic magnesium oxide surface
Journal Article
·
Tue Jan 07 23:00:00 EST 1986
· J. Am. Chem. Soc.; (United States)
·
OSTI ID:6036763
Chemisorption and catalysis by metal clusters. III. Hydrogenation of ethene, carbon monoxide, and carbon dioxide, and hydrogenolysis of ethane catalyzed by supported osmium clusters derived from Os/sub 3/(CO)/sub 12/ and from Os/sub 6/(CO)/sub 18/
Journal Article
·
Sat Mar 31 23:00:00 EST 1984
· J. Catal.; (United States)
·
OSTI ID:6732647
Related Subjects
090121 -- Hydrocarbon Fuels-- Chemical Synthesis-- (1976-1989)
10 SYNTHETIC FUELS
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201* -- Chemical & Physicochemical Properties
ALKALINE EARTH METAL COMPLEXES
ALKANES
CARBON COMPOUNDS
CARBON MONOXIDE
CARBON OXIDES
CATALYTIC EFFECTS
CHALCOGENIDES
CHEMICAL PREPARATION
CHEMICAL REACTION KINETICS
CHEMICAL REACTIONS
COMPLEXES
DATA
EXPERIMENTAL DATA
HYDROCARBONS
INFORMATION
INFRARED SPECTRA
KINETICS
MAGNESIUM COMPLEXES
METHANATION
NUMERICAL DATA
ORGANIC COMPOUNDS
OSMIUM COMPLEXES
OXIDES
OXYGEN COMPOUNDS
REACTION KINETICS
SPECTRA
SYNTHESIS
TRANSITION ELEMENT COMPLEXES
10 SYNTHETIC FUELS
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201* -- Chemical & Physicochemical Properties
ALKALINE EARTH METAL COMPLEXES
ALKANES
CARBON COMPOUNDS
CARBON MONOXIDE
CARBON OXIDES
CATALYTIC EFFECTS
CHALCOGENIDES
CHEMICAL PREPARATION
CHEMICAL REACTION KINETICS
CHEMICAL REACTIONS
COMPLEXES
DATA
EXPERIMENTAL DATA
HYDROCARBONS
INFORMATION
INFRARED SPECTRA
KINETICS
MAGNESIUM COMPLEXES
METHANATION
NUMERICAL DATA
ORGANIC COMPOUNDS
OSMIUM COMPLEXES
OXIDES
OXYGEN COMPOUNDS
REACTION KINETICS
SPECTRA
SYNTHESIS
TRANSITION ELEMENT COMPLEXES