Macrocyclic compounds as complexing compounds or agents, complexes of metal ions therewith and use thereof as contrast media for diagnostics and therapeutics

US5871709A · kind A · utility

Assignee

• SCHERING CORPORATION · US

Inventors

• Heinz Gries · Berlin, DE
• Hans-Joachim Weinmann · Berlin, DE
• Johannes Platzek · Berlin, DE
• Wolf-Rudiger Press · Berlin, DE
• Hubert Vogler · Berlin, DE

Key dates

• Filing date: Jan 10, 1994
• Grant date: Feb 16, 1999
• Expiry date: Jan 10, 2014

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T436/24
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Tetraazacyclododecane compounds of general formula I ##STR1## in which E and Q are defined herein and their salts with inorganic and/or organic bases, amino acids or amino acid amides are valuable pharmaceutical agents.