Eradication of bis-chloromethyl ether and 1,1,1,2-...

Details Eradication of bis-chloromethyl ether and 1,1,1,2-... Eradication of bis-chloromethyl ether and 1,1,1,2-...

C - Chemistry, Metallurgy

07

C

260/539.9

C07C 51/42 (2006.01) C07C 51/50 (2006.01) C07C 51/64 (2006.01)

Patent

CA 1106402

ABSTRACT OF THE DISCLOSURE A process for removing bis-chloromethyl ether and l,1,1,2-tetrachloroethane from a mixture comprising these two materials and chloroacetyl chloride by contacting the mixture with a catalytic amount of ferric and/or aluminum cations at a temperature from 50°C to 140°C and a residence time of from 15 to 120 minutes. This process can remove bis-chloromethyl ether to a concentration of less than 0.5 ppm and 1,1,1,2-tetrachloroethane to a concentration of 0.05 weight percent, both based on the chloroacetyl chloride. 18,465-F

311997

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