Intermediates in the synthesis of chroman derivatives

US5646309A · kind A · utility

Assignee

• ASTRA CO., LTD. · SE

Inventors

• Eva Maria Hammarberg · Gately Drive, SE
• Lars George Johansson · Hagfors, SE
• Lars-Gunnar Larsson · Hölö, SE
• Rolf Noreen · Huddinge, SE
• Lucy Anna Renyi · Skärholmen, SE
• Svante Ross · Gately Drive, SE
• Daniel Sohn · Gately Drive, SE
• Bjorn Eric Svensson · Gately Drive, SE
• Seth-Olov Thorberg · Haditha, IQ

Key dates

• Filing date: May 30, 1995
• Grant date: Jul 8, 1997
• Expiry date: May 30, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D417/12
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Compounds of the formula ##STR1## are disclosed. These compounds are employed as intermediates in the synthesis of aminochroman compounds useful in the treatment of CNS disorders.