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. 19, 2000
Filed:
Mar. 19, 1999
Applicant:
Inventors:
Mario Eugenio Polywka, Blewbery, GB;
Edwin Moses, Goring on Thames, GB;
Daniel John Bayston, Bicester, GB;
Anthony David Baxter, Abingdon, GB;
Mark Richard Ashton, Didcot, GB;
Assignee:
Oxford Asymmetry International plc, Abingdon, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
568 13 ; 568 17 ;
Abstract
Compounds of Formula (I) wherein R, R.sup.1, R.sup.2 and R.sup.9 are as herein defined, processes for their preparation and transition metal complexes comprising such compounds are disclosed. The complexes may be attached to insoluble supports and are useful as asymetric catalysts. ##STR1##