Method for producing chlorotris(triphenylphosphine) rhodium (i)

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United States of America Patent

PATENT NO 7145027
SERIAL NO

10526912

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Abstract

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A process is described for the manufacture of chlorotris(triphenylphosphine)-rhodium(1) by means of causing a reaction of RhCl.sub.3 solution with triphenylphosphin in mixtures of C2 C5 alcohols with watersubsequently cooling down and filtering the crystalline precipitate obtained characterized in that the mixture of the reactants is handled in such a way that B is warmed up to 75.degree. C., and C is maintained at 80 to 110.degree. C.The technique leads to improvements in the yield and quality of the crystals obtained.

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Patent Owner(s)

Patent OwnerAddress
HERAEUS PRECIOUS METALS GMBH & CO KGHERAEUSSTRASSE 12 - 14 HANAU 63450

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Meyer, Horst Altenstadt, DE 57 478
Walter, Richard Alzenau, DE 29 80

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