Aza-Wittig reaction of N-phosphorylalkyl phosphazenes with carbonyl compounds and phenylisocyanate. Synthesis of 4-amino-3-phosphoryl-2-azadienes and pyrazine-phosphonates

1. Palacios, F.
2. Ochoa De Retana, A.M.
3. Martínez De Marigorta, E.
4. Rodriguez, M.
5. Pagalday, J.