1-Butanone, 1-phenyl-4-(1-piperidinyl)- (9CI) 3'-(1-Piperidyl)butyrophenone 4-Piperidinobutyrophenone 4476-25-9 5-20-02-00354 (Beilstein Handbook Reference) BRN 0167020 BUTYROPHENONE, 4-PIPERIDINO-