Application

19268798 · METHOD FOR THE PREPARATION OF (4S)-4-(4-CYANO-2-METHOXYPHENYL)-5-ETHOXY-2,8-DIMETHYL-1,4-DIHYDRO-1-6-NAPHTHYRIDINE-3-CARBOX-AMIDE BY RACEMATE SEPARATION BY MEANS OF DIASTEREOMERIC TARTARIC ACID ESTERS

Filed 2025-07-14 · Granted · Patent 12448381 (2025-10-21) The official file ↗The patent and its PDF ↗ · Art unit 1625 · Examiner Taylor V Oh Typical · CPC C07D 471/04 · Bayer Pharma Aktiengesellschaft · QUARLES & BRADY LLP