0-20-00-00084 (Beilstein Handbook Reference) 14287-62-8 BRN 0237646 Phenyl (di-1-piperidyl)phosphine Phenyldipiperidinophosphine Phenylphosphonous dipiperidide Phosphine, phenyl (di-1-piperidyl)- Piperidine, 1,1'-(phenylphosphinidene)bis- (9CI) Piperidine, 1,1'-(phenylphosphinidene)di- (6CI,7CI,8CI)