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. 10, 2019
Filed:
Sep. 05, 2017
Applicant:
Oxea Gmbh, Monheim, DE;
Inventors:
Kurt Schalapski, Oberhausen, DE;
Jan-Henry Rahe, Herten Westerholt, DE;
Christoph Balzarek, Krefeld, DE;
Gregor Meier, Duisburg, DE;
Heinz Strutz, Moers, DE;
Assignee:
OXEA GMBH, Monheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/75 (2006.01); B01J 19/00 (2006.01); B01J 19/24 (2006.01); C07C 47/21 (2006.01);
U.S. Cl.
CPC ...
C07C 45/75 (2013.01); B01J 19/0013 (2013.01); B01J 19/2415 (2013.01); C07C 47/21 (2013.01); B01J 2219/00051 (2013.01); B01J 2219/00164 (2013.01); B01J 2219/3322 (2013.01);
Abstract
The present invention relates to the continuous production of 2-methylene alkanals in a tube reactor, wherein in the 2-position non-branched alkanals are reacted with formaldehyde under acid-base catalysis in the presence of secondary amines and carboxylic acids under laminar flow conditions.