A New Synthesis of Bipyrimidones by Reaction of Hydrazine Derivatives with Ethyl Carbonochloridate
作者:José Barluenga、Laudina Muñiz、M. José Iglesias、Vicente Gotor
DOI:10.1055/s-1985-31456
日期:——
Hydrazine derivatives react with ethyl carbonochloridate through a double condensation process. The new compounds obtained afford 2,2′-dioxo-1,1′2,2′-tetrahydro-1,1′-bipyrimidines when treated with an alkyllithium reagent.