Method for the preparation of pyridine-2,3-dicarboxylic acids

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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546170, 546321, C07D213807

Patent

active

056146353

ABSTRACT:
The present invention provides an improved method for the preparation of pyridine-2,3-dicarboxylic acids by the continuous oxidation of substituted quinolines.

REFERENCES:
patent: 4754039 (1988-06-01), Michalowicz
patent: 4816588 (1989-03-01), Rieker et al.
patent: 5281713 (1994-01-01), Strong et al.
patent: 5334576 (1994-08-01), Doehner, Jr. et al.

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