90697-67-9Relevant articles and documents
4H-1,3,5-Oxadiazines and 4H-1,3,5-Thiadiazines from Cyanamides and Perhaloketones and -thioketones
Burger, Klaus,Simmerl, Reinhold
, p. 982 - 990 (2007/10/02)
Hexafluoroacetone (1a) and symmetrically substituted dichlorotetrafluoroacetone (1b) react with cyanamides 2 to give 4H-1,3,5-oxadiazines 6 and not - as previously reported - 2H-1,3,5-oxadiazines 3.With hexafluorothioacetone (13) 4H-1,3,5-thiadiazines 14