Straightforward access to pyrazines, piperazinones, and quinoxalines by reactions of 1,2-diaza-1,3-butadienes with 1,2-diamines under solution, solvent-free, or solid-phase conditions

1. Aparicio, D.
2. Attanasi, O.A.
3. Filippone, P.
4. Ignacio, R.
5. Lillini, S.
6. Mantellini, F.
7. Palacios, F.
8. De Los Santos, J.M.