Hydrocarboxylation of butadiene to 3-pentenoic acid

Details Hydrocarboxylation of butadiene to 3-pentenoic acid Hydrocarboxylation of butadiene to 3-pentenoic acid

1984-11-09

1986-11-11

Lone, Werren B.

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

Organic compounds

Carboxylic acids and salts thereof

C07C 5114, C07C 5703

Patent

active

046224238

ABSTRACT:
The preparation of 3-pentenoic acid by hydrocarboxylating butadiene with carbon monoxide and water in the presence of a rhodium-containing catalyst, an iodide promoter and certain inert halocarbon solvents, e.g., methylene chloride.

REFERENCES:
patent: 2586341 (1952-02-01), Hyson
patent: 3579552 (1971-05-01), Craddock
patent: 3876695 (1975-04-01), Kutepow
patent: 4172087 (1979-10-01), Knifton
Imyanitov et al., Karbonilirovonie Nenasyshchennykh Uglevodorodov (1968) 225-32, CA 71 216484.
Mechanistic Pathways in the Catalysis of Olefin Hydrocarboxylation by Rhodium, Iridium, and Cobalt Complexes, D. Forster et al., Catal. Rev.-Sci. Eng. 23(1&2) pp. 89-105 (1981).

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