Procedure for preparing Derivatives of piridacino (4,5-b) - 5:10 - dioxide quinoxaline

摘要

Procedure for preparing Derivatives of piridacino (4,5-b) - 5:10 - dioxide quinoxaline. They REACT with the compound of General formula (ii) with the compound NH NH 024 024 co r 024. Obtained the compound (i) which optionally is transformed into the corresponding acid Addition Salt of biologically acceptable. The reaction takes place in the presence of an Acid binding agent.The reaction takes place at a temperature of 20 C 70 025 025 C , by behaving in an Inert Organic Solvent as reaction media, can be used dialquilformamidas Lower ether; aliphatic hydrocarbons and aromatic Halogenated hydrocarbons nitrated or not; alquilnitrilos Lower C; Ompuestos heteroaromaticos; alcanoles aliphatic or their mixtures.