The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 10, 2014
Filed:
Apr. 26, 2011
Applicants:
Bradley A. Sleadd, La Plata, MD (US);
John Fronabarger, Sun Lakes, AZ (US);
Inventors:
Bradley A. Sleadd, La Plata, MD (US);
John Fronabarger, Sun Lakes, AZ (US);
Assignee:
The United States of America as Represented by the Secretary of the Navy, Washington, DC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 247/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
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.