Synonyms: Piperidinooxy,4-amino-2,2,6,6-tetramethyl- (8CI);(2,2,6,6-Tetramethyl-1-oxy-4-piperidinyl)amine;2,2,6,6-Tetramethyl-1-oxy-4-aminopiperidine;2,2,6,6-Tetramethyl-4-amino-1-piperidinyloxy;2,2,6,6-Tetramethyl-4-aminopiperidine N-oxide;4-Amino-1-oxyl-2,2,6,6-tetramethylpiperidine;4-Amino-2,2,6,6-tetramethyl-1-piperidinyloxy;4-Amino-2,2,6,6-tetramethyl-1-piperidinyloxyl;4-Amino-2,2,6,6-tetramethylpiperidin-1-oxyl;4-Amino-2,2,6,6-tetramethylpiperidine N-oxide;4-Amino-2,2,6,6-tetramethylpiperidine-1-oxyl;4-Amino-2,2,6,6-tetramethylpiperidinooxyl;4-Amino-2,2,6,6-tetramethylpiperidinyloxy;4-Aminotempo;6-Tempamine;Tempo-amine;