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:
Feb. 03, 2015
Filed:
Dec. 14, 2011
Florian Klasovsky, Haltern am See, DE;
Thomas Tacke, Alzenau, DE;
Jan Christoph Pfeffer, Hanau, DE;
Thomas Haas, Muenster, DE;
Matthias Beller, Nienhagen, DE;
Andreas Martin, Berlin, DE;
Jens Deutsch, Rangsdorf, DE;
Angela Koeckritz, Berlin, DE;
Sebastian Imm, Langenselbold, DE;
Juergen Haberland, Haltern am See, DE;
Florian Klasovsky, Haltern am See, DE;
Thomas Tacke, Alzenau, DE;
Jan Christoph Pfeffer, Hanau, DE;
Thomas Haas, Muenster, DE;
Matthias Beller, Nienhagen, DE;
Andreas Martin, Berlin, DE;
Jens Deutsch, Rangsdorf, DE;
Angela Koeckritz, Berlin, DE;
Sebastian Imm, Langenselbold, DE;
Juergen Haberland, Haltern am See, DE;
Evonik Degussa GmbH, Essen, DE;
Abstract
The present invention relates to a chemocatalytic liquid-phase process for the direct one-stage amination of alcohols to primary amines by means of ammonia in high yields using a catalyst system containing at least one transition metal compound and a xantphos ligand.