Free Radicals

US5728370A · kind A · utility

Assignee

• NYCOMED IMAGING AS · NO

Inventors

• Sven Andersson · Malmö, SE
• Finn Radner · Lund, SE
• Anna Rydbeck · Staffanstorp, SE
• Rolf Servin · Malmö, SE
• Lars-Goran Wistrand · Oslo, NO

Key dates

• Filing date: Jun 6, 1995
• Grant date: Mar 17, 1998
• Expiry date: Jun 6, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F7/0814
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present invention relates to certain novel triaryl methyl free radicals and their use as image enhancing agents in magnetic resonance imaging (MRI) as well as to contrast media containing such radicals and to the use of such radicals and their non-radical precursors in the manufacture of MRI contrast media.