4-cinnolinyl- and 4-naphthyridinyl-dihydropyridines, processes for their preparation and their use in medicaments

US5364855A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Alexander Straub · Wuppertal, DE
• Jurgen Stoltefuss · Haan, DE
• Siegfried Goldmann · Wuppertal, DE
• Rainer Gross · Wuppertal, DE
• Martin Bechem · Wuppertal, DE
• Siegbert Hebisch · Wuppertal, DE
• Joachim Hutter · Leverkusen, DE
• Howard-Paul Rounding · Wuppertal, DE

Key dates

• Filing date: Jan 21, 1993
• Grant date: Nov 15, 1994
• Expiry date: Jan 21, 2013

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D491/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to new 4-cinnolinyl- and 4-naphthyridinyl-dihydropyridines of the general formula I ##STR1## in which R.sup.1 to R.sup.5 have the meaning given in the description, to processes for their preparation and to their use in medicaments, in particular in compositions having positively inotropic action.