1,2,2,6,6-Pentamethylpiperidine 79-55-0 EINECS 201-211-2 M+B 4486 PIPERIDINE, 1,2,2,6,6-PENTAMETHYL- Pempidina [DCIT] Pempidine Pempidine [BAN:INN] Pempidinum [INN-Latin] Perolysen Pyrilene Tenormal