Disclosed are 3-cyanopyridinium tricyanomethanides of formula (I), wherein n is an integer from 2 to 10 and R is hydrogen or -CN, and a process for the preparation thereof. The 3-cyanopyridinium tricyanomethanides are useful e. g. as selective solvents in the separation of alkene-alkane mixtures.
公开了式(I)的3-
氰吡啶三
氰甲基化合物,其中n是从2到10的整数,R是氢或-CN,并公开了其制备方法。这些3-
氰吡啶三
氰甲基化合物可用作例如在烯烃-
烷烃混合物分离中的选择性溶剂。