Diagnostic aid containing an organ-specific substance labeled with technetium-99m

US5164175A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Karl-Heinz Bremer · Bad Soden am Taunus, DE
• Ludwig Kuhlmann · Flörsheim, DE
• Alexander Schwarz · Soest, DE
• Axel Steinstrasser · Liederbach, DE

Key dates

• Filing date: Apr 3, 1991
• Grant date: Nov 17, 1992
• Expiry date: Apr 3, 2011

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K2123/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention relates to a process for the preparation of an organ-specific substance labeled with technetium-99m, in which an organ specific substance, or an organ-specific substance which has been pretreated or coupled to a complexing agent for technetium-99m, is mixed with [99m]-pertechnetate and a complex-stabilized reducing agent.