Flavonoid phosphate salts of aminoglycoside antibiotics

US4617293A · kind A · utility

Assignee

• MERCK PATENT GESELLSCHAFT MIT BESHRANK TER HAFTUNG · DE

Inventors

• Helmut Wahlig · Darmstadt, DE
• Elvira Dingeldein · Darmstadt, DE
• Richard Kirchlechner
• Dieter Orth · Darmstadt, DE
• Werner Rogalski

Key dates

• Filing date: May 23, 1984
• Grant date: Oct 14, 1986
• Expiry date: May 23, 2004

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07H15/20
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Flavonoid phosphates of aminoglycoside antibiotics are useful sparingly soluble salts, e.g., for achieving a depot effect.