Method for improved control of isomer ratios in hydroformylations

The present invention relates to a process for the hydroformylation of 1-olefins over a rhodium-containing complex catalyst comprising a mixture of phosphorus-containing organic complexing ligands under addition of hydrogen and carbon monoxide, wherein the reaction is carried out in a solvent select...

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Bibliographische Detailangaben
Hauptverfasser: HUTTERMANN, LARS, MEIER, GREGOR, VOGELSANG, DENNIS, JOHNEN, LEIF, OELJEKLAUS, JULIAN, STEFAN, ALEXANDER, BALZAREK, CHRISTOPH, MUSENBROCK, MARCEL
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The present invention relates to a process for the hydroformylation of 1-olefins over a rhodium-containing complex catalyst comprising a mixture of phosphorus-containing organic complexing ligands under addition of hydrogen and carbon monoxide, wherein the reaction is carried out in a solvent selected from the group of solvents having a boiling point greater than or equal to 180 DEG C and less than or equal to 250 DEG C, with a rhodium concentration greater than or equal to 50 ppm and less than or equal to 250 ppm, on catalyst complexes with at least two different complexing ligands selected from the group consisting of arylphosphines and cycloalkylphosphines. Furthermore, the present invention relates to the use of the process according to the invention in the context of a two-step hydroformylation reaction cascade.