Jm. Coustard et Jc. Jacquesy, 1,1-BIS(METHYLTHIO)-2-NITROETHENE, A VERSATILE SYNTHON FOR THE SYNTHESIS OF OXIMINOORTHOTHIOESTERS, Phosphorus, sulfur and silicon and the related elements, 74(1-4), 1993, pp. 427-428
1,1-bis(methylthio)-2-nitroethene gives a stable hydroxynitrilium ion
in trifluoromethanesulfonic acid. This cation can be trapped by variou
s nucleophiles to yield alpha-oximinoorthothioesters.