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:
Nov. 20, 2012
Filed:
Dec. 23, 2008
Erhard Bappert, Basel, CH;
Andreas Hendrikus Maria DE Vries, Maastricht, NL;
Doris Domin, Vienna, AT;
Matthias Helms, Linz, AT;
Christoph Imboden, Hofstetten, CH;
Zarghun Nazir, Linz, AT;
Wolfgang Skranc, Vienna, AT;
Felix Spindler, Starrkirch-Wil, CH;
Michael Stanek, Linz, AT;
Wilhelm Tschebull, Linz, AT;
Gerardus Karel Maria Verzijl, Well, NL;
Erhard Bappert, Basel, CH;
Andreas Hendrikus Maria De Vries, Maastricht, NL;
Doris Domin, Vienna, AT;
Matthias Helms, Linz, AT;
Christoph Imboden, Hofstetten, CH;
Zarghun Nazir, Linz, AT;
Wolfgang Skranc, Vienna, AT;
Felix Spindler, Starrkirch-Wil, CH;
Michael Stanek, Linz, AT;
Wilhelm Tschebull, Linz, AT;
Gerardus Karel Maria Verzijl, Well, NL;
Actelion Pharmaceuticals Ltd., Allschwil, CH;
Abstract
The present invention relates to a process for the preparation of the compound of formula (7) which process comprises the hydrogenation of the compound of formula (4) using bis[chloro-1,5-cyclooctadiene-iridium], (S)-i-dicyclohexylphosphino-2-[(S)-α-(dimethylamino)-2-(dicyclohexylphosphino)benzyl]-ferrocene as a catalyst.