Preparation of 4-pentenates

Details Preparation of 4-pentenates Preparation of 4-pentenates

1989-03-22

1990-06-12

Garner, Vivian

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

Organic compounds

Carboxylic acid esters

502 61, 502 64, 502 65, 502 66, 502 71, C07C 67333, C07C 69533

Patent

active

049334875

ABSTRACT:
In an improved process for preparing 4-pentenates by isomerization, where isomeric pentenates are treated at elevated temperatures with zeolites and 4-pentenates are distilled out of the reaction mixture, the improvement comprises using pentenates in mixture with alkanols.

REFERENCES:
patent: 4332966 (1982-06-01), Isogai et al.
patent: 4401637 (1983-08-01), Marosi et al.
patent: 4529815 (1985-07-01), Schneider et al.
Bull. of the Chem. Soc. of Japan, vol. 46, p. 548.
Tetrahedron, vol. 28, pp. 5769-5777, (1972).
Ullmanns Encyclopadie d. techn. Chemie, 4. Auflage, vol. 24, p. 575 (1983).
"Catalysis by Zeolites", vol. 5, Studies in Surface and Catalysis, ed. B. Imelik et al., Elsevier Scientific Publishing Comp. 1980, p. 203.
"Crystal Structures of Ultra-Stable Faujasites", Advances in Chemistry Series Nr. 101, American Chemical Society Washington, DC, p. 226 ff (1971).

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