Process for the preparation of 3,5-difluoroaniline
First Claim
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1. A process for the preparation of 3,5-difluoroaniline, which comprises:
- reacting 3,5-difluorochlorobenzene with ammonia in the presence of a solvent and a catalyst at 100 to 250°
C.;
said catalyst comprising a copper compound and at least one metal, said metal being selected from the group consisting of copper, iron, cobalt, nickel, chromium, molybdenum and zinc.
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Abstract
The present invention relates to a process for the preparation of 3,5-difluoroaniline by reacting 3,5-difluorochlorobenzene with ammonia in the presence of a solvent in the presence of a copper compound and at least one metal selected from the group consisting of copper, iron, cobalt, nickel, chromium, molybdenum and zinc, at 100 to 250° C.
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Citations
22 Claims
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1. A process for the preparation of 3,5-difluoroaniline, which comprises:
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reacting 3,5-difluorochlorobenzene with ammonia in the presence of a solvent and a catalyst at 100 to 250°
C.;said catalyst comprising a copper compound and at least one metal, said metal being selected from the group consisting of copper, iron, cobalt, nickel, chromium, molybdenum and zinc. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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Specification