C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 409/04 (2006.01) A61K 31/44 (2006.01) C07D 401/04 (2006.01)
Patent
CA 2109352
4-Heterocyclyl-substituted dihydropyridines A b s t r a c t 4-Heterocyclyl-substituted dihydropyridines are prepared by reacting appropriate aldehydes with .beta.-keto esters and aminocrotonic acid esters, or by esterifying 4-hetero- cyclyl-substituted dihydropyridinecarboxylic acids. The 4-heterocyclyl-substituted dihydropyridines can be employed in medicaments, in particular for the treatment of disorders of the central nervous system.
de Jonge Maarten
Gao Zhan
Hartwig Wolfgang
Junge Bodo
Meier Heinrich
Aktiengesellschaft Bayer
Fetherstonhaugh & Co.
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