[EN] PROCESS AND INTERMEDIATES FOR THE SYNTHESIS OF 8-[{1-(3,5-BIS-(TRIFLUOROMETHYL)PHENYL)-ETHOXY}-METHYL]-8-PHENYL-1,7-DIAZA-SPIRO[4.5]DECAN-2-ONE COMPOUNDS<br/>[FR] PROCÉDÉ ET INTERMÉDIAIRES POUR LA SYNTHÈSE DE COMPOSÉS DE 8-[{1-(3,5-BIS(TRIFLUOROMÉTHYL)PHÉNYL)ÉTHOXY}MÉTHYL]-8-PHÉNYL-1,7-DIAZA-SPIRO[4.5]DÉCAN-2-ONE
申请人:SCHERING CORP
公开号:WO2010028232A1
公开(公告)日:2010-03-11
This application discloses a novel process to synthesize 8-[1-(3,5-Bis- (trifluoromethyl)phenyl)-ethoxy}-nnethyl]-8-phenyl-1,7-diaza-spiro[4.5]decan-2-one compounds, which may be used, for example, as NK-1 inhibitor compounds in pharmaceutical preparations intermediates useful in said process, and processes for preparing said intermediates; also disclosed is a process for removal of metals from N-heterocyclic carbine metal complexes. IM=102123