Preparation of carboxylic di-esters or acids

Details Preparation of carboxylic di-esters or acids Preparation of carboxylic di-esters or acids

1986-03-26

1987-09-01

Lone, Werren B.

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

Organic compounds

Carboxylic acid esters

502155, 560 81, 560 97, 560121, 560123, 560127, 560193, 562489, 562497, 562503, 562505, 562506, 562509, 562590, C07C 6738, C07C 5114

Patent

active

046910476

ABSTRACT:
A process for the carbonylation of a conjugated diene with CO and an alcohol or water in the presence of an aprotic solvent is carried out in the presence of a dissolved catalytic system prepared by combining a Pd(II) compound, at least 5 mol of a triarylphosphine per gram atom of Pd and at least 1 mol of HC1 per gram atom of trivalent P.

REFERENCES:
patent: 3437676 (1969-04-01), Kutepow et al.
patent: 3501518 (1970-03-01), Kutepow et al.

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