Chemical Name: 4-[4-(4-Chlorophenyl)-4-hydroxypiperidin-1-yl]-1-(4-fluorophenyl)butan-1-one Sulfate salt (as per EP); 4-[4-(p-Chlorophenyl)-4-hydroxypiperidino]-4′-fluorobutyrophenone Sulfate salt (as per USP)
Synonym: (R)-4-((R)-3-amino-4-(2,4,5-trifluorophenyl)butanoyl)-3-(tert-butoxymethyl)piperazin-2-one (2R,3R)-2,3-dihydroxysuccinate