Process for Selectively preparing carboxylic acids by carbonylat

Details Process for Selectively preparing carboxylic acids by carbonylat Process for Selectively preparing carboxylic acids by carbonylat

1996-08-23

1999-02-02

Geist, Gary

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

Organic compounds

Carboxylic acids and salts thereof

C07C 5114

Patent

active

058667164

ABSTRACT:
A process for selectively preparing a carboxylic acid by reacting an olefin with carbon monoxide in the presence of at least an equimolar amount of water with respect to the olefin at a temperature of from 50.degree. to 150.degree. C. and a pressure of from 30 to 150 bar and also in the presence of a halogen-free catalyst system consisting of rhodium or a rhodium compound and at least one nitrogen-containing heterocyclic compound as a promoter

REFERENCES:
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patent: 4588834 (1986-05-01), Larkin
Industrielle Organische Chemie, 1978, 2nd Edition, Verlag Chemie, p. 132.
Kaneda et al, Chemistry Letters, pp. 1765-1766, 1981.
Fachinetti et al, Inorg. Chem., 1994, 33, No. 8, pp. 1720-1722.
Venalainen et al, Journal of Molecular Catalysts, 34 (1986), pp. 293-303.

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