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US 4,521,616 AGranted
Method for the preparation of fluoroanthranilic acids
AssigneeOccidental Chemical Corporation
InventorsMichael J. Fifolt, Arthur M. Foster
Life of this patent
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Abstract
A process for the preparation of fluoroanthranilic acid compounds comprises (A) reacting ammonium fluorophthalamate or a fluorophthalamic acid of the formula ##STR1## where n is 1 or 2, with an alkali or alkaline earth metal hypochlorite to form the corresponding fluoroanthranilic acid of the formula ##STR2## where n is as previously defined.
Claims23
A process for the preparation of fluoroanthranilic acids comprises
- reacting ammonium fluorophthalamate or a fluorophthalamic acid of the formula ##STR7## where n is 1 or 2 with an alkali metal or alkali earth metal hypochlorite to form a fluoroanthranilic acid.
Dependencies are inferred from the claim text.