Extractive separation of glycolic acid from diglycolic acid

Details Extractive separation of glycolic acid from diglycolic acid Extractive separation of glycolic acid from diglycolic acid

1977-08-11

1979-05-08

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

562579, C07C 5923, C07C 5906

Patent

active

041538099

ABSTRACT:
Diglycolic acid is separated from glycolic acid by preferential extraction from an aqueous mixture of the two acids using an organic solution of a water-insoluble trihydrocarbylphosphine oxide as the extraction agent.

REFERENCES:
patent: 3997599 (1976-12-01), Grinstead

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