Process for the manufacturing of betamimetics

US8420809B2 · kind B2 · utility

Assignee

• Boehringer Ingelheim International GmbH · DE

Inventors

• Thomas Krueger · Leutkirch im Allgäu, DE
• Uwe Ries · Biberach an der Riß, DE
• Juergen Schnaubelt · Biberach, DE
• Werner Rall · Mittelbiberach, DE
• Zeno Andreas Leuter · Weingarten, DE
• Adil Duran · Biberach an der Riß, DE
• Rainer Soyka · Biberach, DE

Key dates

• Filing date: Feb 7, 2011
• Grant date: Apr 16, 2013
• Expiry date: Feb 7, 2031

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P20/55
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to a process for preparing betamimetics of formula 1,