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:
May. 14, 2019
Filed:
May. 06, 2016
Applicant:
Oncopeptides Ab, Stockholm, SE;
Inventors:
Niklas Håkan Wahlström, Malmö, SE;
Johan Anders Wennerberg, Malmö, SE;
Assignee:
Oncopeptides AB, Stockholm, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 1/00 (2006.01); A61K 38/00 (2006.01); C07K 5/065 (2006.01); C07C 205/06 (2006.01); C07C 227/18 (2006.01); C07C 229/42 (2006.01); C07C 231/02 (2006.01); C07C 231/12 (2006.01); C07C 237/20 (2006.01); C07C 237/22 (2006.01); C07C 269/06 (2006.01); C07C 271/14 (2006.01); C07C 271/20 (2006.01); C07C 271/22 (2006.01);
U.S. Cl.
CPC ...
C07K 5/06078 (2013.01); C07C 227/18 (2013.01); C07C 231/02 (2013.01); C07C 231/12 (2013.01); C07C 237/20 (2013.01); C07C 237/22 (2013.01); C07C 269/06 (2013.01); C07C 271/14 (2013.01); C07C 271/20 (2013.01); C07C 271/22 (2013.01); C07K 1/006 (2013.01); A61K 38/00 (2013.01); C07C 205/06 (2013.01); C07C 229/42 (2013.01); Y02P 20/55 (2015.11);
Abstract
The present invention provides a process for the production of compound (III) or a deprotected product thereof: comprising reacting compound (II) with chloroacetic acid, in the presence of a reducing agent; wherein PG is a protecting group and R is OH in a suitably protected form or (A). The invention further provides intermediate compounds formed in the process of the invention, and processes for the production of intermediate compounds.