PROCESS FOR THE PREPARATION OF PERFLUOROALKYLCYANO- OR PERFLUOROALKYLCYANOFLUOROBORATES
申请人:Ignatyev Nikolai (Mykola)
公开号:US20120309981A1
公开(公告)日:2012-12-06
The invention relates to a process for the preparation of salts having perfluoroalkyltricyano- or perfluoroalkylcyanofluoroborate anions, ((per)fluoro)phenyltricyano- or ((per)fluoro)phenylcyanofluoroborate anions, phenyltricyanoborate anions which are mono- or disubstituted by perfluoroalkyl groups having 1 to 4 C atoms or phenylcyanofluoroborate anions which are mono- or disubstituted by perfluoroalkyl groups having 1 to 4 C atoms, by reaction of alkali metal trifluoroperfluoroalkylborate with trialkylsilyl cyanide and a subsequent salt-exchange reaction or by direct reaction of an organic trifluoroperfluoroalkyl borate with trialkylsilyl cyanide.
该发明涉及一种制备具有全氟烷基三氰酸盐或全氟烷基氰氟硼酸盐阴离子,((全氟)苯基)三氰酸盐或((全氟)苯基)氰氟硼酸盐,被全氟烷基取代的具有1至4个碳原子的苯基三氰硼酸盐或被全氟烷基取代的具有1至4个碳原子的苯基氰氟硼酸盐的方法,通过碱金属三氟全氟烷基硼酸盐与三烷基硅氰酸酯的反应和随后的盐交换反应或通过有机三氟全氟烷基硼酸盐与三烷基硅氰酸酯的直接反应。