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:
Sep. 27, 2011
Filed:
Apr. 30, 2008
Applicants:
Daniel Finnhult, Sodertalje, SE;
Roger Sohlberg, Sodertalje, SE;
Fredrik Stalfors, Sodertalje, SE;
Carina Svensson, Sodertalje, SE;
Johanna Wachtmeister, Sodertalje, SE;
Thomas Wannman, Sodertalje, SE;
Inventors:
Daniel Finnhult, Sodertalje, SE;
Roger Sohlberg, Sodertalje, SE;
Fredrik Stalfors, Sodertalje, SE;
Carina Svensson, Sodertalje, SE;
Johanna Wachtmeister, Sodertalje, SE;
Thomas Wannman, Sodertalje, SE;
Assignee:
AstraZeneca AB, Sodertalje, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 269/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a new process for the synthesis of alkyl phosphinic acids, and more particularly to a coupling reaction between an alkylhalide and a hypophosphorous acid derivative in the presence of an amine and an amineoxide.