Recovery of acetic anhydride

Details Recovery of acetic anhydride Recovery of acetic anhydride

1986-09-19

1988-04-12

Killos, Paul J.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 5154

Patent

active

047373180

ABSTRACT:
Acetic anhydride is recovered from a mixture of acetic anhydride, acetic acid and water by contacting the mixture with at least one extraction solvent selected from the group consisting of a hydrophobic, organic solvent, a ketone and an ester to extract and recover acetic anhydride.

REFERENCES:
patent: 1815802 (1931-07-01), Schleicher et al.
patent: 1915573 (1933-06-01), Green et al.
patent: 1996755 (1935-04-01), Dreyfus
patent: 2160842 (1939-06-01), Dreyfus
patent: 2872481 (1959-02-01), Vogt

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