NOVEL REACTION OF CARBON SUBOXIDE - SYNTHESIS OF 6-AMINO-4-HYDROXY-2(1H)-PYRIDONE DERIVATIVES

BONSIGNORE L;COCCO MT;LOY G;ONNIS, VALENTINA

1992-01-01

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Abstract

The reaction of 2-cyanoacetamidines 1 with carbon suboxide 2 afforded 6-amino-4-hydroxy-2(1H)-pyridones 4. Compounds 4 were also obtained by reaction of amidines 1 and 2,4,6-trichlorophenylmalonates 3.