The preparation of pyrazinoquinazoline derivatives are performed in high yields by four component reactions of isoquinolin-3-ylmethanamine, α-haloketones, activated acetylenic compounds and ethyl b... Click to show full abstract
The preparation of pyrazinoquinazoline derivatives are performed in high yields by four component reactions of isoquinolin-3-ylmethanamine, α-haloketones, activated acetylenic compounds and ethyl b...
               
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