Conclusions The reaction of dialkylthiophosphites with 1,1-dichloro-1-nitrosoalkanes gives O-alkylchloroformimino-O,O-dialkylthiophosphates.For previous communication, see ref. [1].Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 12, pp. 2854–2855, December, 1987.