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:
Oct. 15, 2013
Filed:
Aug. 21, 2009
Guido Wuellner, Leverkusen, DE;
Franz-willi Herkenrath, Hennef, DE;
Alexander Juelich, Leverkusen, DE;
Yoshinori Yamada, Tokyo, JP;
Shuji Kawabe, Tokyo, JP;
Guido Wuellner, Leverkusen, DE;
Franz-Willi Herkenrath, Hennef, DE;
Alexander Juelich, Leverkusen, DE;
Yoshinori Yamada, Tokyo, JP;
Shuji Kawabe, Tokyo, JP;
Dynamit Nobel GmbH Explosivstoff-und Systemtechnik, Leverkusen, DE;
Asahi Kasei Chemicals Corporation, Tokyo, JP;
Otsuka Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
The present invention relates to a method for the production of 2-halo-4-nitroimidazole and intermediates thereof. Further, the present invention relates to a production process of 1,4-dinitroimidazole comprising subjecting 4-nitroimidazole to nitration reaction. Furthermore, the present invention relates to a production process of 4-nitroimidazole comprising subjecting imidazole to nitration reaction.