1-(Phenylpropioloyl)piperidine 14143-92-1 2-Propyn-1-one, 3-phenyl-1-piperidino- 3-Phenyl-1-piperidino-2-propyn-1-one BRN 1245009 NSC 203232 Piperidine, 1-(1-oxo-3-phenyl-2-propynyl)- (9CI) Piperidine, 1-(phenylpropioloyl)- (8CI)