Tetrahydrofuran-ether compounds and herbicidal compositions

US4146384A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Thomas Schmidt · Neustadt, DE
• Wilfried Draber
• Ludwig Eue
• Robert R. Schmidt · Cologne, DE

Key dates

• Filing date: Feb 16, 1978
• Grant date: Mar 27, 1979
• Expiry date: Feb 16, 1998

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C43/1786
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

New tetrahydrofuran-ether compounds of the formula ##STR1## in which A is hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, phenyl, or substituted phenyl, PA1 B.sup.1, b.sup.2, c.sup.1, c.sup.2, d.sup.1 and D.sup.2, which are selected independently of one another, each represent hydrogen, alkyl, haloalkyl, alkoxyalkyl, phenyl, or substituted phenyl, PA1 R is aryl or substituted aryl; and PA1 X is hydrogen, alkyl, alkenyl, alkynyl, haloalkyl, phenyl, or substituted phenyl; Exhibit powerful herbicidal, especially selectively herbicidal, properties and are particularly useful as grass herbicides.