Organic compounds -- part of the class 532-570 series – Organic compounds – Halogen containing
Patent
1991-12-20
1992-07-21
Siegel, Alan
Organic compounds -- part of the class 532-570 series
Organic compounds
Halogen containing
570177, 570180, 570211, 570238, 570262, 570263, C07C 1738
Patent
active
051324741
ABSTRACT:
The present invention provides a method of effectively recovering a hydrocarbon halide and the use of a specific aprotic polar compound for said method. Thus, the present invention provides a method of recovering a hydrocarbon halide comprising absorbing the hydrocarbon halide into an aprotic polar compound which has a 5 or 6 membered ring and a nitrogen atom at an alpha-position of a carbonyl group. In the present method, the absorbed hydrocarbon halide can be easily recovered by usual methods.
REFERENCES:
patent: 3004075 (1961-10-01), Marcali
patent: 3624166 (1977-11-01), Fuhrmann et al.
patent: 4934149 (1990-06-01), DeVault et al.
Nippon Paint Co. Ltd.
Siegel Alan
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