Herbicidal fluorine-substituted alpha-(5-aryloxynaphthalen-1-yl-oxy)-propionic acid derivatives

US5300676A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Roland Andree · Langenfeld, DE
• Michael Haug · Bensberg, DE
• Klaus Lurssen · Wittlich, DE
• Hans-Joachim Santel · Leverkusen, DE
• Robert R. Schmidt · Cologne, DE

Key dates

• Filing date: Apr 11, 1991
• Grant date: Apr 5, 1994
• Expiry date: Apr 11, 2011

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C69/712
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Fluorine-substituted .alpha.-(5-aryloxy-naphthalen-1-yl-oxy)-propionic derivatives of the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5, as defined herein, are useful as herbicides. Processes and intermediates for their preparation are also disclosed.