Metal complexes, of DTPA derivatives suitable for use in diagnosis and therapy

US6040432A · kind A · utility

Assignee

• SCHERING CORPORATION · US

Inventors

• Werner Krause · Plantsville, US
• Franz-Karl Maier · Berlin, DE
• Michael Bauer · Berlin, DE
• Gabriele Schuhmann Giampieri · Berlin, DE
• Wolf-Rudiger Press · Berlin, DE
• Peter Muschik · Bernau, DE

Key dates

• Filing date: Jun 7, 1995
• Grant date: Mar 21, 2000
• Expiry date: Jun 7, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C237/06
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention relates to diethylenetriaminepentaacetic acid derivatives, their complexes and complex salts, containing an element of atomic numbers 20-32, 39-51 or 57-83, pharmaceutical agents containing these compounds, their use as contrast media and antidotes and process for their production.