Process for the preparation of substituted 3-alkoxyacrylates

US5434267A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Helmut Kraus · Cologne, DE
• Alexander Klausener · Neunburg vorm Wald, DE
• Hans-Joachim Diehr · Wuppertal, DE

Key dates

• Filing date: Mar 14, 1994
• Grant date: Jul 18, 1995
• Expiry date: Mar 14, 2014

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D285/08
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Process for the preparation of compounds of the formula (I) ##STR1## in which R.sup.1, R.sup.2, R.sup.3, X and n have the meaning given in the description, by reacting acetates with carbon monoxide in the presence of a basic auxiliary, followed by alkylation. The products are intermediates for fungicidal acrylates.