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In view of palladium contaminants and their adverse effects on human health, it is valuable to develop an effective probe for palladium.
The activity of palladium is largely affected by its support.
Such results have been explained by different interactions between palladium and the support.
The method is reasonably selective and sensitive for palladium(II) and was satisfactorily applied to the determination of palladium in some palladium catalysts.
The palladium catalysts produce significant performance enhancements.
The method can be combined with subsequent FAAS determination of palladium.
The palladium concentration in solution during the reaction correlates clearly with the progress of the reaction and indicates that dissolved molecular palladium is in fact the catalytically active species.
This reaction is an unprecedented case of catalysis in palladium metallacycle chemistry.
The palladium(II)-catalyzed cleavage and palladium removal process demonstrated on 10 kg scale are highly convenient and efficient.
The results are consistent with a physical mechanism of modification by palladium.

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