US Patent:
20160145256, May 26, 2016
Inventors:
- Miami FL, US
Gerald Werne - Ketsch, DE
Xiaoyong Fu - Edison NJ, US
Robert K. Orr - Cranford NJ, US
Frank Xing Chen - Plainsboro NJ, US
Jian Cui - Edison NJ, US
Victoria M. Sprague - Bridgewater NJ, US
Fucheng Zhang - Edison NJ, US
Ji Xie - Edison NJ, US
Liansheng Zeng - Union NJ, US
Louis Peter Castellanos - Union City NJ, US
Yuyin Chen - Garwood NJ, US
Marc Poirier - Stewartsville NJ, US
Ingrid Mergelsberg - Mahwah NJ, US
International Classification:
C07D 471/10
C07D 207/267
C07C 217/46
C07D 498/04
C07D 207/28
Abstract:
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, 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.