Among the heterocyclic compounds, pyridopyrazine compounds are widely used as intermediates in the preparation of advanced pharmaceutical materials with biological activity, and are the scaffolding materials that have been widely concerned by academia and industry in recent years. There are many pyridopyrazine derivatives on the market for the treatment of various pharmacological diseases.
Pyrazine is a heterocyclic aromatic organic compound with chemical formula C4H4N2. The marketed pyrazine drugs are mainly distributed in the field of anti-tumor and anti-infection. In recent years, there have been many new drugs in various fields, and there are some new target drugs worthy of attention.