Preparation for a cyclohexanecarboxylic acid derivative and intermediates

US8143442B2 · kind B2 · utility

Assignee

• Hoffmann-La Roche Inc. · US

Inventors

• Gerard John Harnett · Ennis, IE
• Ursula Hoffmann · Muttenz, CH
• Michael Jansen · Bartenheim, FR
• Reinhard Reents · Münchenstein, CH
• Tim Sattelkau · Ludwigshafen, DE
• Dennis A. Smith
• Helmut Stahr · Lörrach, DE

Key dates

• Filing date: Mar 31, 2009
• Grant date: Mar 27, 2012
• Expiry date: May 30, 2029

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C2601/14
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A process for the preparation of a compound of formula (Ia):which are useful as intermediates in the preparation of i.a. pharmaceutically active compounds.