Synergistically active mixtures of α,ω-amino alcohol enantiomers, preparation thereof and use thereof in insect- and mite-repellent formulations

US8728505B2 · kind B2 · utility

Assignee

• Saltigo GmbH · DE

Inventors

• Burkhard Koch
• Andreas Job
• Nikolaus Muller · Monheim, DE

Key dates

• Filing date: Jun 8, 2011
• Grant date: May 20, 2014
• Expiry date: Apr 24, 2032

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N47/16
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

What are described are insect- and mite-repellent compositions comprising at least 2 enantiomers selected from the group of 1-[(S)-sec-butyloxycarbonyl]-2-(S)-(2-hydroxyethyl)piperidine (referred to hereinafter as S,S), 1-[(R)-sec-butyloxycarbonyl]-2-(R)-(+)-(2-hydroxyethyl)piperidine (referred to hereinafter as R,R), 1-[(S)-sec-butoxycarbonyl]-2-(R)-(+)-(2-hydroxyethyl)piperidine (referred to hereinafter as S,R), 1-[(R)-sec-butyloxycarbonyl]-2-(S)-(+)-(2-hydroxyethyl)piperidine (referred to hereinafter as R,S), excluding the racemate mixture thereof, a process for preparation thereof and the use thereof in insect- and mite-repellent formulations.