Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
March 26, 2013
Patent Application Number
12939012
Date Filed
November 3, 2010
Patent Primary Examiner
Patent abstract
Embodiments of methods for preparing 3-aminopicric acid from picric acid is described. In one embodiment, the method comprises combining lithium hydroxide, picric acid, and a first solvent to form a first solution, combining lithium hydroxide, hydroxylamine hydrochloride, and a second solvent to form a second solution, combining the first solution with the second solution to form a mixture, and cooling the mixture.
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