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. 15, 1998
Filed:
Jul. 17, 1996
Applicant:
Inventors:
Hans Millauer, Eschborn, DE;
Peter Brungs, Frankfurt, DE;
Assignee:
Aventis Research & Technologies GmbH & Co. KG, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
568 17 ; 568 16 ; 568 15 ;
Abstract
The invention relates to chiral tertiary alkyldiarylphosphines of the formula (I), ##STR1## where: R.sup.1 is (C.sub.1 -C.sub.4)alkyl, which can also be substituted by F, CF.sub.3, OCH.sub.3,