C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/588, 260/577
C07C 49/255 (2006.01) C07C 45/46 (2006.01) C07C 45/78 (2006.01) C07C 45/80 (2006.01) C07C 45/81 (2006.01) C07C 49/813 (2006.01) C07C 49/84 (2006.01) C07F 9/50 (2006.01)
Patent
CA 1252116
ABSTRACT New compounds which are 4,4'-bis(trihaloacetyl) derivatives of aromatic compounds have been prepared by reacting an aromatic compound with a haloacetyl halide in the presence of a Friedel-Crafts catalyst, such as AlCl3, in a suitable solvent. The compounds are useful in preparing polycarbonates, polyesters, polyamides, polyketones and polyurethanes.
499634
Smart & Biggar
The Dow Chemical Company
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