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3-azido-2,4,6-trinitrophenol, method of making, and method of transforming

Patent image
NSWCIHD

The present disclosure sets forth the compound 3-azidopicric acid and a method of making the same. The method of producing 3-azidopicric acid is a two step reaction process of first reacting 3-aminopicric acid with sulfuric acid and sodium nitrite, and then reacting the result of the first step with phosphoric acid and sodium azide. Additionally described is a method of producing KDNP (4,6-dinitro-7-hydroxybenzofuroxan, potassium salt), by reacting 3-AzPA with potassium bicarbonate.

Inventors: 
Sleadd, Bradley A.; Fronabarger, John
Patent Number: 
Technical domain: 
Materials and Coatings
FIle Date: 
2011-04-26
Grant Date: 
2014-06-10
Grant time: 
1,141 days
Grant time percentile rank: 
20
Claim count percentile rank: 
1
Citations percentile rank: 
1
'Cited by' percentile rank: 
1
Assignee: 
US NAVY