[EN] CYANOPHOSPHONAMIDES AND METHOD FOR PREPARATION<br/>[FR] CYANOPHOSPHONAMIDES ET LEUR PROCEDE DE PREPARATION
申请人:MONSANTO CO
公开号:WO2000032611A1
公开(公告)日:2000-06-08
The present invention provides a process for preparing a cyanophosphonamide comprising contacting phosphoric anhydride and a cyanide, preferably in the presence of a Lewis base, to produce a cyanophosphonate intermediate, and subsequently contacting the cyanophosphonate intermediate with an amino compound.