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 9676735 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 13, 2017

Filed:

Aug. 27, 2015
Applicant:

Max-planck-gesellschaft Zur Förderung Der Wissenschaften E.v., Munich, DE;

Inventors:

Camille A. Correia, Potsdam, DE;

Kerry Gilmore, Brewster, MA (US);

David Tyler McQuade, Tallahassee, FL (US);

Peter H. Seeberger, Kleinmachnow, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 265/18 (2006.01); C07C 265/12 (2006.01); B01J 19/00 (2006.01); C07F 1/08 (2006.01); C07C 29/00 (2006.01); C07C 29/68 (2006.01); C07C 45/00 (2006.01); C07C 33/50 (2006.01);
U.S. Cl.
CPC ...
C07D 265/18 (2013.01); B01J 19/0013 (2013.01); C07C 29/00 (2013.01); C07C 29/68 (2013.01); C07C 33/50 (2013.01); C07C 45/00 (2013.01); C07C 265/12 (2013.01); C07F 1/08 (2013.01); B01J 2219/00051 (2013.01); B01J 2219/00162 (2013.01); C07C 2101/02 (2013.01);
Abstract

The invention relates to a process for the preparation of Efavirenz via an efficient transition metal catalyzed cyclization, to a device suitable to perform such process as well as to novel intermediates.


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