Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1993-02-11
1994-04-12
Prescott, Arthur C.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
560205, C07C 6952
Patent
active
053027485
ABSTRACT:
An improved process for preparing esters of an alcohol and a carboxylic acid employing sulfuric acid in an amount effective to both catalyze the reaction and to remove or immobilize the water of reaction whereby an ester is provided in increased yield and purity. Esters of long chain acids are useful for the preparation of diketones which find utility as metal extractants.
REFERENCES:
patent: 4175012 (1979-11-01), Mackay et al.
patent: 5151547 (1992-09-01), Sato et al.
Henkel Corporation
Jaeschke Wayne C.
Prescott Arthur C.
Span Patrick J.
Szoke Ernest G.
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