Examples of 'copper catalyst' in a sentence
Meaning of "copper catalyst"
copper catalyst: Refers to a substance, typically copper, that speeds up a chemical reaction without being consumed in the process
How to use "copper catalyst" in a sentence
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copper catalyst
The preferred copper catalyst is copper bronze.
Such a reaction may be catalysed by a copper catalyst.
Lower concentrations of copper catalyst were prepared by appropriate dilutions.
This reaction requires a copper catalyst.
It is preferable that a copper catalyst is present in the above reaction system.
Suitably the catalyst is a copper catalyst.
The copper catalyst is used in a combination of a copper salt and an amine ligands.
Raney copper is an example of a suitable skeletal copper catalyst.
A part of the aluminum in the sponge copper catalyst may be replaced with silicon.
The reaction can be performed in the presence of a copper catalyst.
A suitably formulated supported copper catalyst can be used for medium temperature shift.
The reaction may be performed in the presence of a copper catalyst.
Example of the copper catalyst used for the reaction include copper iodide.
A suitably formulated supported copper catalyst may be used.
The copper catalyst cokes up quickly and frequent regeneration of the catalyst is necessary.
See also
Preventing oxygen from contacting a copper catalyst is one method.
The process of the present invention involves using a catalyst system further comprising a supported copper catalyst.
The catalyst is the nickel promoted copper catalyst supported on a carrier.
In yet another embodiment of the invention metallic copper is used as copper catalyst.
Reaction with hydrogen cyanide over copper catalyst yields allyl cyanide.
Examples of the metallic catalyst include a palladium catalyst and a copper catalyst.
A new air stable and ready to use copper catalyst was also prepared during this work.
Oxygen can be removed by treatment with a supported copper catalyst.
The Raney copper catalyst is generally prepared by the following method.
This step may be conducted in the presence of a copper catalyst and a ligand thereof.
The Raney copper catalyst of this invention contains a minor amount of other metallic components.
Direct oxidation method for converting sulphur compounds into sulphur with a copper catalyst.
A copper catalyst can be used, as necessary.
One alternative catalyst for use in the reactor is a reduced manganese promoted copper catalyst.
Therefore, use of copper catalyst was examined.
In a preferred embodiment, the transition metal catalyst is copper catalyst.
Alternatively, the copper catalyst can be replaced by a palladium catalyst.
The " box atmosphere " is usually continuously deoxygenated over a copper catalyst.
Said reactants comprising a copper catalyst and a tris - triazolyl ligand.
The mixture was stirred for 10 min to ensure the formation of the copper catalyst complex.
The process of claim 1 wherein the copper catalyst is an alkali metal copper halide.
A preferred palladium catalyst is bis ( triphenylphosphine ) palladium dichloride and a preferred copper catalyst is cuprous iodide.
As the catalyst, a copper catalyst such as copper acetate, and the like can be used.
Finally, rearomatization takes place using again the copper catalyst and phenanthrene is formed.
The usable copper catalyst includes, for example, copper iodide and copper acetate.
The application provides the above process, wherein the copper catalyst is copper iodide.
In the presence of a copper catalyst to produce an N-arylated isatin of formula IV ;.
According to Scheme 7, the reaction may be performed in the presence of a copper catalyst.
The copper catalyst can be obtained for example according to Example 9.
A process of Claim 1 wherein the copper catalyst is on an alkali resistant carrier.
The process as defined by claim 13, wherein the metal catalyst is a copper catalyst.
In the presence of a copper catalyst to produce an N-arylated isatin of formula IVa ;.
The process as defined by claim 14, wherein the copper catalyst is a cuprous salt.
The preparation of the copper catalyst complex was carried out as described in Section A1.
The process of any of claims 1 to 3, wherein the copper catalyst comprises cupric ions.
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