Xanthine compounds having terminally animated alkynol side chains

US5965555A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Ulrich Gebert · Königstein, DE
• Elisabeth Defossa · Idstein, DE
• Uwe Heinelt · Wiesbaden, DE
• Karl Rudolphi · Mainz, DE
• John J. Grome · Wiesbaden, DE

Key dates

• Filing date: May 30, 1997
• Grant date: Oct 12, 1999
• Expiry date: May 30, 2017

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D473/04
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Compounds of the formula I, ##STR1## in which one of the radicals R.sup.1 and R.sup.3 is an alkynol residue of the formula Ia or Ib ##STR2## are suitable for producing pharmaceuticals having a neuroprotective effect.