79458-07-4Relevant articles and documents
Azomethine Imines by Reaction of Diphenylketene with Azodicarboxylates
Fahr, Egon,Buettner, Ehrfried,Keil, Karl-Heinz,Markert, Juergen,Scheckenbach, Franz,et al.
, p. 1433 - 1444 (2007/10/02)
The reaction of diphenylketene with azodicarboxylates yields azomethine imines 4 which show 1,3-dipolaric reactivity: addition of diphenylketene yields the 2:1 adduct 8, addition of phenylisocyanate productes 7, and dimerization leads to 5.