Process for the production of 1,1,2-trichloro-2,2-difluoroethane

Details Process for the production of 1,1,2-trichloro-2,2-difluoroethane Process for the production of 1,1,2-trichloro-2,2-difluoroethane

1981-11-23

1983-12-27

Williams, Howard S.

Chemistry: electrical and wave energy

Processes and products

Processes of treating materials by wave energy

204163R, 570123, B01J 1912, C07C 1704

Patent

active

044229135

ABSTRACT:
The compound 1,1,2-trichloro-2,2-difluoroethane is prepared in high yield by contacting 1,1-difluoroethylene and chlorine in the presence of a free radical initiator in a liquid reaction medium.

REFERENCES:
patent: 2644845 (1953-07-01), McBee
patent: 2724004 (1955-11-01), Frederick
patent: 4324930 (1982-04-01), von Halasz
McBee et al., "Fluorinated Derivatives of Ethane", vol. 39, No. 3, Industrial & Engineering Chemistry (1947), pp. 409-412.
Heberling, J. W. Jr., "Chlorination of 1,1-difluoro-2,2-dichloroethane" (1958), pp. 615-616.

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