Catalyst for nucleophilic aromatic substitutions

Details Catalyst for nucleophilic aromatic substitutions Catalyst for nucleophilic aromatic substitutions

B - Operations, Transporting

01

J

B01J 31/02 (2006.01) C07C 205/12 (2006.01) C07C 205/26 (2006.01) C07C 253/14 (2006.01) C07C 253/30 (2006.01) C07C 255/50 (2006.01)

Patent

CA 2128466

Abstract: Catalyst for nucleophilic aromatic substitutions A catalyst consisting essentially of a quaternary ammon- ium compound, comprising at least one linear or branched alkoxypolyoxyalkyl chain, and a quaternary ammonium or phosphonium salt or a polyether, or a mixture of each of the specified compounds, is suitable for accelerating, or making possible for the first time, many nucleophilic aromatic substitutions.

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