| 摘要 |
The invention provides a water soluble palladium complex of the general formula Iwherein R1, R2, R3 are substituents on phosphine ligands selected from the group consisting of hydrogen, alkyl, arylalkyl, and cycloaliphatic at least one of which carries a sulfonic acid, and salts thereof, X is aryl or alkyl sulphonato or aryl or alkyl carboxylato or formato or halides such as Cl-, Br-, I-is an anionic chelating ligand consisting of an N donor and a O- group, 1<n<10 and a process for the preparation thereof.
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