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.:

US 9328066 B1

PDF
Full Text
Expired
Date of Patent:
May. 03, 2016

Filed:

May. 24, 2012
Applicants:

Peter Fey, Wuppertal, DE;

Agathe Christine Mayer, Köln, DE;

Inventors:

Peter Fey, Wuppertal, DE;

Agathe Christine Mayer, Köln, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 211/43 (2006.01); C07D 317/10 (2006.01); C07C 303/38 (2006.01); C07C 303/40 (2006.01); C07C 309/71 (2006.01); C07D 309/12 (2006.01); C07D 317/18 (2006.01); C07F 7/18 (2006.01); C07D 303/34 (2006.01); C07D 317/24 (2006.01);
U.S. Cl.
CPC ...
C07C 303/38 (2013.01); C07C 303/40 (2013.01); C07C 309/71 (2013.01); C07D 303/34 (2013.01); C07D 309/12 (2013.01); C07D 317/18 (2013.01); C07D 317/24 (2013.01); C07F 7/1856 (2013.01); C07B 2200/07 (2013.01); C07C 2101/02 (2013.01);
Abstract

The present invention relates to a novel enantioselective method of preparing (S)- and (R)-enantiomers of N-{3,4-difluoro-2-[(2-fluoro-4-iodophenyl)amino]-6-5 methoxyphenyl}-1-[2,3-dihydroxy-propyl]cyclopropanesulfonamide, to novel intermediate compounds, and to the use of said novel intermediate compounds for the preparation of said (S)- and (R)-enantiomers of N-{3,4-difluoro-2-[(2-fluoro-4-iodophenyl)amino]-6-methoxyphenyl}-1-[2,3-dihydroxy-propyl]cyclopropanesulfonamide.


Find Patent Forward Citations

Fey, Peter. (2016). Chiral synthesis of n-{3,4-difluoro-2-[(2-fluoro-4-iodophenyl)amino]-6-methoxyphenyl}-1-[2,3-dihydroxy-propyl]cyclopropanesulfonamides (U.S. Patent No. 9328066). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9328066

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