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:
May. 17, 2022
Filed:
Feb. 20, 2020
Applicant:
Lonza Solutions Ag, Visp, CH;
Inventors:
Christoph Taeschler, Visp, CH;
Thomas Belser, Gils, CH;
Stefan Ellinger, Visp, DE;
Florencio Zaragoza Doerwald, Buochs, CH;
Matthias Beller, Nienhagen, DE;
Helfried Neumann, Rostock, DE;
Florian Fischer, Rostock, DE;
Shaoke Zhang, Rostock, DE;
Assignee:
Lonza Solutions AG, Visp, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 319/12 (2006.01); B01J 31/24 (2006.01);
U.S. Cl.
CPC ...
C07D 319/12 (2013.01); B01J 31/2495 (2013.01);
Abstract
The invention discloses a method for the preparation of fluoro alkylated 1,4-dioxene by homogeneous Ni catalyzed fluoro alkylation with fluoro alkyl halides of 1,4-dioxane in the presence of a base.