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:
Sep. 13, 2016
Filed:
Mar. 04, 2016
Applicant:
The United States of America, As Represented BY the Secretary of the Army, Washington, DC (US);
Inventors:
Reddy S. Damavarapu, Hackettstown, NJ (US);
Raja G. Duddu, Hackettstown, NJ (US);
John H. Hoare, Hackettstown, NJ (US);
Assignee:
The United States of America as Represented by the Secretary of the Army, Washington, DC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 271/08 (2006.01); C07D 413/14 (2006.01);
U.S. Cl.
CPC ...
C07D 271/08 (2013.01); C07D 413/14 (2013.01);
Abstract
A novel method for preparing 3-chlorocarbohydroxymoyl-4-nitro-1,2,5-oxadiazole by reacting 4-amino-3-chlorocarbohydroxymoyl-1,2,5-oxadiazole with HOand a tungsten based catalyst and use of the prepared 3-chlorocarbohydroxymoyl-4-nitro-1,2,5-oxadiazole for synthesizing 3,4-Bis(4-nitro-1,2,5-oxadizaol-3-yl)-1,2,5-oxadiazole-N-oxide (DNTF).