Highly selective synthesis of a new antipyrine-substituted tetracycle was implemented on the basis of a modified Mannich reaction as a result of the condensation of glycoluril with 4-aminoantipyrine in formalin… Click to show full abstract
Highly selective synthesis of a new antipyrine-substituted tetracycle was implemented on the basis of a modified Mannich reaction as a result of the condensation of glycoluril with 4-aminoantipyrine in formalin without the use of catalysts.
               
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