Aldehydes containing a difluorooxymethylene bridge

US7109381B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Eike Poetsch · Mühltal, DE
• Werner Binder · Dieburg, DE
• Volker Meyer · Groß-Zimmern, DE
• Stephan Gürtler · Griesheim, DE
• Juergen Eckstein · Roßdorf, DE
• Michael Schwarz · Pocking, DE

Key dates

• Filing date: May 27, 2004
• Grant date: Sep 19, 2006
• Expiry date: Jul 29, 2024

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K2019/3422
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Aldehydes containing a difluorooxymethylene bridge, of the general formula IOHC-(A11)m-Z11-(A12-Z12)n-(A13-Z13)p-A14Iand the use and preparation thereof and the preparation of 1,3-dioxane compounds.