Catalyst composition and method for halogenating aromatic compounds

42−1/2A method for ring-halogenating an aromatic compound comprises contacting with chlorine or bromine, a mixture comprising the aromatic compound and a mixed copper salt of formula Cu(Y)X, where Y comprises a counterion derived from an organic acid, where the organic acid has a pKa relative to wat...

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Bibliographische Detailangaben
Hauptverfasser: Ganesan, Balakrishnan, Nadkarni, Pradeep Jeevaji
Format: Patent
Sprache:eng
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Zusammenfassung:42−1/2A method for ring-halogenating an aromatic compound comprises contacting with chlorine or bromine, a mixture comprising the aromatic compound and a mixed copper salt of formula Cu(Y)X, where Y comprises a counterion derived from an organic acid, where the organic acid has a pKa relative to water of 0 or greater; and X comprises Cl, Br, I, or (SO); to produce a reaction mixture comprising a haloaromatic compound and a copper(II) halide residue.