Process for preparing n-cyanodithioiminocarbonates and process for preparing n-cyanodithioiminocarbonates on a large scale

摘要

A process which involves the step of contacting, in a methanolic solvent system, a metal salt, preferably a Group 1 or 2 metal salt, of the anion of formula II IMAGE II with at least one compound containing an R-group under conditions sufficient to form a symmetrical or unsymmetrical compound of formula I IMAGE I where the R-group is any suitable substituent group.