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:
Aug. 27, 2019
Filed:
Jan. 23, 2017
Applicant:
Menarini International Operations Luxembourg S.a., Luxembourg, LU;
Inventors:
Sandra Bartoli, Pisa, IT;
Serena Mannucci, Pisa, IT;
Alessio Griselli, Pisa, IT;
Alessio Stefanini, Pisa, IT;
Assignee:
Menarini International Operations Luxembourg S.A., Luxembourg, LU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 311/58 (2006.01); C07D 407/04 (2006.01);
U.S. Cl.
CPC ...
C07D 311/58 (2013.01); C07D 407/04 (2013.01);
Abstract
The present invention relates to a novel process for the synthesis of the intermediate compounds constituted by chromanyl haloketones of formula III and 6-fluoro-2-(oxiran-2-yl)chromans of formula I. The intermediates thus obtained can be used for the synthesis of Nebivolol.