Agents for repelling insects and mites

US4965286A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Bernd-Wieland Kruger · Wittlich, DE
• Klaus Sasse · Bensberg, DE
• Winfried Lunkenheimer · Wuppertal, DE
• Franz-Peter Hoever · Cologne, DE
• Gunther Nentwig · Schwandorf, DE
• Wolfgang Behrenz · Overath, DE

Key dates

• Filing date: May 24, 1989
• Grant date: Oct 23, 1990
• Expiry date: May 24, 2009

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S424/10
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A insect and mite repellent composition in which the active ingredient is an acylated .alpha.-amine acid ester derivative of the formula ##STR1## in which R.sup.1 stands for hydrogen or for an optionally substituted alkyl, alkenyl or alkinyl radical, PA1 R.sup.2 and R.sup.5 are identical or different and stand for optically substituted alkyl, alkenyl or alkinyl radicals and PA1 R.sup.3 and R.sup.4 stand for hydrogen or optionally substituted alkyl, aralkyl or aryl, or together with the atom to which they are bonded form an optionally substituted, monocyclic ring.