Hydantoin compounds, salts thereof, processes for their preparation, and processes for preparing pharmaceutically active compounds comprising them

US5939556A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Gerhard Zoller · Blankenloch, DE
• Otmar Klingler · Rodgau, DE
• Jochen Knolle · Kriftel, DE
• Hans Ulrich Stilz · Frankfurt am Main, DE
• Volkmar Wehner · Bischofsheim a.d.Rhön, DE

Key dates

• Filing date: Oct 27, 1997
• Grant date: Aug 17, 1999
• Expiry date: Oct 27, 2017

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D233/76
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to hydantoin derivatives of the formula I ##STR1## and which are intermediates for the preparation of pharmaceutical active compounds, their preparation and their use in the preparation of the active compounds.