Unsaturated nitrogen compounds containing fluorine. Part 9. The preparation of 2,5-dichloro-1,1,1,6,6,6-hexafluoro-3,4-diazahexa-2,4-diene and its reaction with amines

Article abstract of DOI:10.1016/S0022-1139(00)80071-8

2,5-Dichloro-1,1,1,6,6,6-hexafluoro-3,4-diazahexa-2,4-diene (1) has been prepared in good yield (60percent) by the reaction of 1,2-bis(trifluoroacetyl)hydrazine with a mixture of N,N-dimethylaniline hydrochloride and phosphoryl chloride.Nucleophilic displ