Process for the preparation of o-carboxypyridyl- and o-carboxyqu

Details Process for the preparation of o-carboxypyridyl- and o-carboxyqu Process for the preparation of o-carboxypyridyl- and o-carboxyqu

1989-03-21

1990-05-15

Springer, David B.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546168, 546169, 546278, C07D40104

Patent

active

049259440

ABSTRACT:
The present invention provides an improved process for the preparation of o-carboxypyridyl- and o-carboxyquinolylimidazolinones from their 2-methyl-o-carboxylate pyridine and quinoline precursors.

REFERENCES:
patent: 4474962 (1984-10-01), Wepplo
patent: 4638068 (1989-01-01), Los
patent: 4656283 (1987-04-01), Doehner, Jr.
patent: 4723011 (1988-02-01), Doehner, Jr.
patent: 4798619 (1989-01-01), Los

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