N-acylated 1-alkylamino-1-deoxy-ketose derivatives, a process for their preparation and their use

US4631272A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Oswald Lockhoff · Cologne, DE
• Bernd-Wieland Kruger · Wittlich, DE
• Peter Stadler · Haan, DE
• Karl G. Metzger · Wuppertal, DE
• Hein-Peter Kroll · Wuppertal, DE
• Klaus Schaller · Wuppertal, DE
• Hans-Joachim Zeiler · Velbert, DE

Key dates

• Filing date: Feb 8, 1985
• Grant date: Dec 23, 1986
• Expiry date: Feb 8, 2005

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07H15/12
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Compounds of the formula ##STR1## in which R.sup.1 represents hydrogen or an optionally substituted, straight-chain or branched alkyl or mono- or poly-unsaturated alkenyl radical with in each case up to 30 C atoms, PA0 X represents CH.sub.2, O, S or NR, wherein PA0 R denotes hydrogen or an alkyl group with up to 20 C atoms, and PA0 R.sup.2 represents hydrogen or an optionally substituted, straight-chain or branched, saturated or mono- or poly-unsaturated hydrocarbon radical with up to 30 C atoms, or pharmaceutically acceptable salts thereof, stimulate the immune system and help fight infection.