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:
Jan. 06, 2015
Filed:
Jun. 08, 2010
Marc Taillefer, Vailhauques, FR;
Anis Tlilli, Montpellier, FR;
Florian Monnier, Montpellier, FR;
Ning Xia, Illkirch-Grafferstaden, FR;
Marc Taillefer, Vailhauques, FR;
Anis Tlilli, Montpellier, FR;
Florian Monnier, Montpellier, FR;
Ning Xia, Illkirch-Grafferstaden, FR;
Centre National de la Recherche Scientifique, Paris, FR;
Abstract
The present invention relates to a method for the hydroxylation of halogen aryl compounds carried out at a temperature lower than 200° C. in the presence of a catalytic system including a copper-based catalyst and a ligand L according to reaction scheme Formula (A), in which: R is selected from the groups having an acceptor inductive effect and the groups having a donor mesomer effect; M is selected from alkaline or alkaline-earth cations; X is a halogen atom; r is between 0 and 5; and the ligand L is selected from compounds having formula I.