ISOPROPYL-(2-METHOXYETHYL)-4-(2-CHLORO-3-CYANO-PHENYL)- -1,4-DIHYDRO-2,6-DIMETHYL-PYRIDINE-3,5-DICARBOXYLATE, PROCESS OF ITS PREPARATION, MEDICAMENTS IN WHICH SUCH COMPOUND IS COMPRISED, THE USE OF THE COMPOUND AND 2-CHLORO-3-CYANO-BENZALDEHYDE AS INTERMEDIATE IN THE PREPARATION OF THIS COMPOUND

摘要

The present invention relates to the compound rac-isopropyl 2-methoxyethyl 4-(2-chloro-3-cyanophenyl)-1,4-dihydro-2,6-dimethylpyridine-3,5-dicarb oxylate and its pure enantiomers, to processes for the preparation thereof and to the use thereof as pharmaceutical, in particular for treatment of cerebral and neuronal disorders and to an intermediate for the preparation thereof.