Preparation of palladium catalysts

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United States of America Patent

PATENT NO 5233064
SERIAL NO

07866645

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Abstract

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Palladium complexes having the general formula Pd(R'CO.sub.2).sub.2 X where R' is C.sub.1 to C.sub.10 alkyl or C.sub.6 to C.sub.10 aryl and X is a chelating ligand of formula (R.sup.2).sub.2 PYP(R.sup.2).sub.2 where the R.sup.2 groups are independently selected from C.sub.1 to C.sub.4 alkyl, phenyl or alkoxy substituted phenyl, and Y is --(CH.sub.2).sub.n -- where n=2 to 4 are provided. The complexes may be prepared by reacting the compounds Pd(R'CO.sub.2).sub.2 and (R.sup.2).sub.2 PYP(R.sup.2).sub.2 together in an aromatic solvent at a temperature of less than 60.degree. C. in amounts such that the molar ratio of the two compounds is in the range 1.2:1 to 1:1.2.

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Patent Owner(s)

Patent OwnerAddress
BRITISH PETROLEUM COMPANY P L C THEBRITANNIC HOUSE 1 FINSBURY CIRCUS LONDON EC2M 7BA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cooley, Neil A Teddington, GB2 4 11

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