Method for producing iridium(III) keto ketonates

US7589224B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Philipp Stoessel · Frankfurt am Main, DE
• Ingrid Bach · Hofheim, DE
• Amir Hossain Parham · Frankfurt am Main, DE
• Esther Breuning · Ober-Ramstadt, DE
• Hubert Spreitzer · Viernheim, DE

Key dates

• Filing date: Aug 10, 2005
• Grant date: Sep 15, 2009
• Expiry date: Aug 10, 2025

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F15/004
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Process for the preparation of rhodium(III) and iridium(III) ketoketonates. The present invention describes a process for the preparation of rhodium and iridium compounds which are used as starting compound for various organorhodium compounds and organoiridium compounds, in which the reaction, starting from a rhodium(III) or iridium(III) salt, is carried out in at least two steps, where different solvents or solvent mixtures are used in each.