Heterocyclic 1,2,4,6-Thia- and 1,2,4,6-Selenatriazinyl radicals. Spin distributions and modes of association

Article abstract of DOI:10.1021/ja00162a026

Synthetic routes to the heterocyclic 1-chloro-1,2,4,6-thia- and -selenatriazines [(Ph₂P)_2-x(PhC)_xN₃ECl] (x = 0, 1; E = S, Se) have been developed. For x = 0 the method involves the coupling of [ClPh₂P