Use of diphenyl ether derivatives for the desiccation and abscission of plant organs

US4999041A · kind A · utility

Assignee

• BASF SE

Inventors

• Klaus Grossmann · Schifferstadt, DE
• Helmut Walter · Obrigheim, DE
• Bruno Wuerzer · Otterstadt, DE

Key dates

• Filing date: Dec 18, 1989
• Grant date: Mar 12, 1991
• Expiry date: Dec 18, 2009

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N41/08
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The use of diphenyl ether derivatives of the general formula I ##STR1## where A is a radical ##STR2## where R.sup.1 is hydrogen, an alkali metal or alkaline earth metal ion, substituted or unsubstituted ammonium, alkyl of from 1 to 4 carbon atoms or alkoxycarbonylalkyl of a total of 1 to 6 carbon atoms and R.sup.2 is alkyl of from 1 to 4 carbon atoms, for the desiccation and abscission of plant organs.