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. 12, 2021
Filed:
Sep. 18, 2017
Applicants:
Eth Zürich, Zürich, CH;
The University of Bristol, Bristol, GB;
Inventors:
Hansjörg Grützmacher, Dielsdorf, CH;
Paul Gerard Pringle, Somerset, GB;
Mark Bispinghoff, Zürich, CH;
Assignees:
ETH ZÜRICH, Zurich, CH;
THE UNIVERSITY OF BRISTOL, Bristol, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 9/50 (2006.01);
U.S. Cl.
CPC ...
C07F 9/5036 (2013.01);
Abstract
A versatile, highly efficient process for the preparation of acylphosphines such as mono- and bisacylphosphines via reaction of phosphines (PHand higher homologues) or silylated phosphines with acylhalides in the presence of at least one lewis acid. Further a novel acyl phosphines obtainable by the process.