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:
Feb. 12, 2013
Filed:
Nov. 30, 2011
Käthe Gooβen, Kaiserslautern, DE;
Oliver Kuhn, Luxembourg, DE;
Mathias Berwe, Sprockhoevel, DE;
Joachim Kruger, Duesseldorf, DE;
Hans-christian Militzer, Bergisch Gladbach, DE;
Käthe Gooβen, Kaiserslautern, DE;
Oliver Kuhn, Luxembourg, DE;
Mathias Berwe, Sprockhoevel, DE;
Joachim Kruger, Duesseldorf, DE;
Hans-Christian Militzer, Bergisch Gladbach, DE;
AiCuris GmbH & Co. KG, Wuppertal, DE;
Abstract
The present invention relates to a process for the preparation of dihydroquinazolines, for example, methyl (S)-{8-fluoro-2-[4-(3-methoxyphenyl)piperazin-1-yl]-3-[2-methoxy-5-(trifluoro -methyl)-phenyl]-3,4-dihydroquinazolin-4-yl}acetate (2S,3S)-2,3-bis[(4-methylbenzoyl) -oxy]succinic acid salt, which are used for the production of antiviral medicaments.