PROCESS FOR THE PREPARATION OF 7-(4,7-DIAZASPIRO[2,5]OCTAN-7-YL)-2-(2,8-DIMETHYLIMIDAZO[1,2-B]PYRIDAZIN-6-YL)PYRIDO[1,2-A]PYRIMIDIN-4-ONE DERIVATIVES

PROCESS FOR THE PREPARATION OF 7-(4,7-DIAZASPIRO[2,5]OCTAN-7-YL)-2-(2,8-DIMETHYLIMIDAZO[1,2-B]PYRIDAZIN-6-YL)PYRIDO[1,2-A]PYRIMIDIN-4-ONE DERIVATIVES

The present invention relates to a process for the preparation of 7-(4,7-diazaspiro[2.5]octan-7-yl)-2-(2,8-dimethylimidazo[l,2- b]pyridazin-6-yl)pyrido[l,2-a]pyrimidin-4-one derivatives useful pharmaceutically active compounds. La présente invention concerne un procédé de préparation de dérivés de 7...

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Hauptverfasser: HOFFMANN-EMERY, FABIENNE, PFLEGER, CHRISTOPHE, MOESSNER, CHRISTIAN, FANTASIA, SERENA MARIA, FISHLOCK, DANIEL VINCENT, ADAM, JEAN-MICHEL, MOINE, GERARD
Format: Patent
Sprache:eng ; fre
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Zusammenfassung:The present invention relates to a process for the preparation of 7-(4,7-diazaspiro[2.5]octan-7-yl)-2-(2,8-dimethylimidazo[l,2- b]pyridazin-6-yl)pyrido[l,2-a]pyrimidin-4-one derivatives useful pharmaceutically active compounds. La présente invention concerne un procédé de préparation de dérivés de 7-(4,7-diazaspiro[2.5]octan-7-yl)-2-(2,8-diméthylimidazo[l,2- b]pyridazin-6-yl)pyrido[l,2-a]pyrimidin-4-one qui sont utiles en tant que composés pharmaceutiquement actifs.