Synonyms: 4,4-Dimethyl-2,6-dioxo-3,5-piperidinedicarbonitrile compd. with piperidine (1:1);3,5-Piperidinedicarbonitrile, 4,4-dimethyl-2,6-dioxo-, compd. with piperidine (1:1);Piperidine, compd. with 4,4-dimethyl-2,6-dioxo-3,5-piperidinedicarbonitrile (1:1);AC1MIJ71;LS-114955;4,4-dimethyl-2,6-dioxopiperidine-3,5-dicarbonitrile; piperidine;61193-09-7