This application discloses a novel process to synthesize 8-[1-(3,5-Bis-(trifluoromethyl)phenyl)-ethoxy}-methyl]-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.
                            该应用程序披露了一种新颖的合成8-[1-(3,5-双(三
氟甲基)苯基)-乙氧基}-甲基]-8-苯基-1,7-二氮杂
螺[4.5]癸烷-2-酮化合物的过程,例如可用作制药制剂中的NK-1
抑制剂化合物。