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:
Aug. 07, 2018
Filed:
Jul. 15, 2015
Applicant:
Dsm Ip Assets B.v., Heerlen, NL;
Inventor:
Paulus Lambertus Alsters, Echt, NL;
Assignee:
DSM IP ASSETS B.V., Heerlen, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 2/84 (2006.01);
U.S. Cl.
CPC ...
C07C 2/84 (2013.01); C07C 2531/22 (2013.01);
Abstract
Process for producing biaryl compounds by aerobic cross dehydrogenative coupling (CDC) of two arene groups comprising at least one aryl carbon-hydrogen bond, in the presence of a catalyst system comprising a palladium salt comprising at least one non-cyclopalladatable carboxylate anion and one or more non-beta-eliminatable, non-cyclopalladatable ligands comprising at least one N-donor atom, the one or more ligands having a 0.5/1-1.5/1 molar ratio of N-donor atoms relative to the Pd atoms.