Dihydrodibenzofuran derivatives and fungicides containing these compounds

US4983587A · kind A · utility

Assignee

• BASF SE

Inventors

• John-Bryan Speakman · Woodstock, GB
• Rudolf Karl · Schifferstadt, DE
• Gisela Lorenz · Neustadt, DE
• Eberhard Ammermann · Heppenheim, DE
• Bruno Wuerzer · Otterstadt, DE
• Norbert Meyer · Langenburg, DE
• Klaus Ditrich · Neheim, DE

Key dates

• Filing date: Jul 13, 1989
• Grant date: Jan 8, 1991
• Expiry date: Jul 13, 2009

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C12R2001/645
• WIPO field: Biotechnology
• WIPO sector: Chemistry

Abstract

Substituted benzofuran derivatives of the formula ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are hydrogen, an alkali or alkaline earth metal, alkyl, aralkyl, alkanoyl, halogen-substituted alkanoyl, benzoyl or a radical R.sup.4 R.sup.5 R.sup.6 Si in which R.sup.4, R.sup.5 and R.sup.6 are alkyl, and fungicides containing these compounds.