Removal of bis-chloromethyl ether from chloroacetyl chloride

Details Removal of bis-chloromethyl ether from chloroacetyl chloride Removal of bis-chloromethyl ether from chloroacetyl chloride

1976-09-30

1977-10-18

Morgenstern, Norman

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 5142

Patent

active

040546020

ABSTRACT:
Bis-chloromethyl ether is efficiently removed from chloroacetyl chloride by a process comprising contacting the chloroacetyl chloride containing generally about 100 to about 250 ppm bis-chloromethyl ether with hydrochloric acid at a temperature between about 30.degree. C and about 160.degree. C in the presence of a catalytic amount of a Lewis or strong protic acid, such as aluminum chloride or oleum. After a contact time of about 1 hour, the chloroacetyl chloride contains less than 0.3 ppm bis-chloromethyl ether.

REFERENCES:
patent: 3674664 (1972-07-01), Larsen et al.
patent: 3880923 (1975-04-01), Scheidmerr et al.
patent: 3950415 (1976-04-01), Bressel

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