Process for the preparation of a mixture of alkyl pentenoates

Details Process for the preparation of a mixture of alkyl pentenoates Process for the preparation of a mixture of alkyl pentenoates

1996-02-02

1997-12-02

Killos, Paul J.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

560206, C07C 6736

Patent

active

056938519

ABSTRACT:
Process for the preparation of a mixture of alkyl pentenoates by carbonylation of butadiene in the liquid phase in the presence of an alkanol, carbon monoxide, palladium and a bidentate organic phosphorus, antimony or arsenic ligand, the bidentate ligand having as bridging group a bis(.eta.-cyclopentadienyl) coordination group of a transition metal. Preferably the transition metal is iron.

REFERENCES:
patent: 4748261 (1988-05-01), Billig et al.
patent: 5028734 (1991-07-01), Drent
patent: 5210280 (1993-05-01), Drent
Derwent Abstract re: JP-A-57126425, 1982.
Cullen et al., "Structure of the Hydrogenation Catalyst PC.sub.5 H.sub.4).sub.2 Fe, and Some Comparative Rate Studies", Organometallics (1983) 2, 714-719.
Knifton, "Syngas Reactions", Journal of Catalysis (1979) 60, 27-40.

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