Process for the preparation of (mercaptoorganyl)alkoxysilanes

US7019160B2 · kind B2 · utility

Assignee

• Degussa AG · DE

Inventors

• Karsten Korth · Wyhlen, DE
• Philipp Albert · Bad Kötzting, DE
• Ingo Kiefer · Schopfheim, DE

Key dates

• Filing date: Nov 4, 2004
• Grant date: Mar 28, 2006
• Expiry date: Nov 4, 2024

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F7/1892
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to a process for the preparation of (mercaptoorganyl)-alkoxysilanes by reacting an alkali metal sulfide with a mixture of (haloorganyl)alkoxysilane and (haloorganyl)halosilane in an alcohol with the exclusion of air and under elevated pressure.