Epoxidation

Details Epoxidation Epoxidation

1977-06-15

1979-12-04

Milestone, Norma S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260502R, C07D30114, C07C17910, C07C17912

Patent

active

041771966

ABSTRACT:
The invention provides a continuous process for the production of a peracid in a chlorinated hydrocarbon solvent comprising the steps of: (a) providing an aqueous phase comprising sulphuric acid, hydrogen peroxide and water; (b) providing an organic phase comprising a chlorinated hydrocarbon solvent and carboxylic acid selected from the group consisting of acetic acid and propionic acid; and (c) contacting said aqueous and organic phases countercurrently to produce an aqueous solution comprising sulphuric acid and water and an organic product solution comprising chlorinated hydrocarbon solvent and a peracid corresponding to said carboxylic acid. Desirably the process includes the added step of: (d) utilizing at least a portion of said aqueous solution to provide at least a portion of the aqueous phase of step (a).

REFERENCES:
patent: 3799949 (1974-03-01), Keller

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