Metal complexes
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United States of America Patent
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May 21, 2013
Grant Date -
Dec 17, 2009
app pub date -
Apr 10, 2007
filing date -
Apr 13, 2006
priority date (Note) -
Expired
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Abstract
The invention concerns metal complexes and their preparation, in particular a metal complex MLnXm, where M is a metal of group 8, 9 or 10 and X is a halide, HCO3-, NO3-, CO32- or carboxylate. n is a number equal to or less than the coordination number of the metal and m is 1 or 2 and is equal to the oxidation state of the metal. The ligand L may be a bidentate phosphine of formula (I), (II), (III) or (IV) as set out herein. The process of production comprises reacting an ammine compound of metal M with a complexing compound, which is preferably a phosphine.
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