Patent ID: 8785673
Filing Date: 2014-07-22
Classification: C07C

Abstract:
1. A process for producing 2-chloroallyl isothiocyanate of formula (II), comprising reacting 2,3-dichloro-1-propene of formula (III), with a thiocyanate of formula (IV), in which M is a metal cation or an ammonium group and n is from 1 to 4, as appropriate for a charge number of the cation, in which moieties R and X is an anion, without diluent or in the presence of up to 15 percent by weight, based on 2,3-dichloropropene of formula (III) and simultaneously in the presence of an excess of from 10 to 200 mol percent of 2,3-dichloro-1-propene of formula (III) based on a thiocyanate of formula (IV).