Regioselective one-pot synthesis of 9-alkyl-6-chloropyrido[3,2-e][1,2,4] triazolo-[4,3-a]pyrazines. Reactivity of aliphatic and aromatic hydrazides

1. Unciti-Broceta, A.
2. Pineda-de-las-Infantas, M.J.
3. Díaz-Mochón, J.J.
4. Romagnoli, R.
5. Baraldi, P.G.
6. Gallo, M.A.
7. Espinosa, A.