FREMGANGSMÅDE TIL FREMSTILLING AF 2,2-DIFLUORETHYLAMIN AF 2,2-DIFLUOR-1-CHLORETHAN OG AMMONIAK

Process for preparing 2,2-difluoroethylamine, comprising the following steps: (i) mixing 2,2-difluoro-1-chloroethane and gaseous, liquid or supercritical ammonia in a pressure-stable, closed reaction vessel under a pressure in the range from 10 to 180 bar; (ii) reacting the reaction mixture at a rea...

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Hauptverfasser: LUI, Norbert, SEVERINS, Christian, FUNKE, Christian, WARSITZ, Rafael
Format: Patent
Sprache:dan
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Zusammenfassung:Process for preparing 2,2-difluoroethylamine, comprising the following steps: (i) mixing 2,2-difluoro-1-chloroethane and gaseous, liquid or supercritical ammonia in a pressure-stable, closed reaction vessel under a pressure in the range from 10 to 180 bar; (ii) reacting the reaction mixture at a reaction temperature in the range from 80° C. to 200° C.; (iii) letting down the reaction mixture and isolating 2,2-difluoroethylamine.