Purification of carboxylic acid esters containing aldehydes and/

Details Purification of carboxylic acid esters containing aldehydes and/ Purification of carboxylic acid esters containing aldehydes and/

1980-11-06

1982-09-21

Sever, Frank

Distillation: processes, separatory

With chemical reaction

Including step of adding catalyst or reacting material

560248, B01D 334

Patent

active

043505724

ABSTRACT:
A process for purifying carboxylic acid esters which have been obtained by reacting olefinically unsaturated compounds with carbon monoxide and alkanols and which contain aldehydes or acetals, wherein the said esters are treated with a strongly acidic agent, with or without addition of water.

REFERENCES:
patent: 2741632 (1956-04-01), Cottle
patent: 3573689 (1971-05-01), Martin et al.

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