Process for the esterification in vapor phase of alpha, beta-uns

Details Process for the esterification in vapor phase of alpha, beta-uns Process for the esterification in vapor phase of alpha, beta-uns

1975-03-06

1976-07-06

Killos, Paul J.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

252438, 252458, 260486D, C07C 6954

Patent

active

039681491

ABSTRACT:
Alpha, beta-unsaturated monocarboxylic acids, in particular methacrylic acid, are esterified in the vapor phase in contact with a catalyst containing, in combination with oxygen, tungsten alone or in admixture with one or more of the elements lithium, sodium, potassium, rubidium and cesium.

REFERENCES:
patent: 3442934 (1969-05-01), Pine
patent: 3442935 (1969-05-01), Pine

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