Process for the preparation of cinnamic acid derivatives

US5817862A · kind A · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Eike Poetsch · Mühltal, DE
• Volker Meyer · Groß-Zimmern, DE
• Ulrich Heywang · Darmstadt, DE
• Rainer Christ · Frankfurt, DE
• Jurgen Seubert · Darmstadt, DE

Key dates

• Filing date: Aug 22, 1996
• Grant date: Oct 6, 1998
• Expiry date: Aug 22, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C67/343
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to a process for the preparation of cinnamic acid derivatives which involves reacting chlorinated aromatic compounds and acrylic acid derivatives in the presence of palladium catalysts.