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:
Dec. 25, 2007
Filed:
Sep. 27, 2002
Frederic Boschetti, Dijon, FR;
Franck Denat, Dijon, FR;
Roger Guilard, Fontaine les Dijon, FR;
Henry Ledon, Versailles, FR;
Herve Chollet, Dijon, FR;
Jean-louis Babouhot, Fontaine les Dijon, FR;
Frederic Boschetti, Dijon, FR;
Franck Denat, Dijon, FR;
Roger Guilard, Fontaine les Dijon, FR;
Henry Ledon, Versailles, FR;
Herve Chollet, Dijon, FR;
Jean-Louis Babouhot, Fontaine les Dijon, FR;
Centre National de la Recherche Scientifique (C.N.R.S.), Paris, FR;
Commissariat a l'energie Atomique, Paris, FR;
Abstract
The invention relates to a method of preparing nitrogen macrocycles having formula (I). The inventive method comprises a step involving the reaction of compounds (II) and (III) in order to form a compound having formula (IV). Said compound is subsequently made to react with a compound having formula (V) in order to form a compound having formula (VI). The latter compound is then subjected to an acid treatment