Azaisatoic anhydrides

Details Azaisatoic anhydrides Azaisatoic anhydrides

1975-02-10

1976-03-30

Trousof, Natalie

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D49804

Patent

active

039474160

ABSTRACT:
A method for producing heterocyclic acid anhydrides and pyrimidinediones from the corresponding acids, dicarboxamides, 2,3-and 3,4-pyridinedicarboxamides, and N-monosubstituted 2,3-and 3,4-pyridinedicarboxamides, in which the aforesaid compounds are reacted with lead tetra-acetate in the presence of a suitable anhydrous inert solvent.

REFERENCES:
patent: 3622573 (1971-11-01), Schlaudecker

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