L. Eberson et al., IMPROVED SYNTHESES OF CHLOROTRICYANOMETHANE AND CARBAMOYLCHLORODICYANOMETHANE, Synthetic communications, 27(21), 1997, pp. 3779-3787
Improved procedures for the synthesis of chlorotricyanomethane by reac
tion of potassium tricyanomethanide with sulfuryl chloride in sulfolan
e and of carbamoylchlorodicyanomethane by reaction of potassium carbam
oyldicyanomethanide with sulfuryl chloride in dichloromethane are desc
ribed.