Agent Name

Tempol

CAS Number

2226-96-2

Formula

C9-H18-N-O2

Major Category

Nitrogen Compounds

Synonyms

1-Oxyl-2,2,6,6-tetramethyl-4-piperidinol; 2,2,6,6-Tetramethyl-4-hydroxypiperidin-1-oxyl; 2,2,6,6-Tetramethyl-4-hydroxypiperidine 1-oxide; 2,2,6,6-Tetramethyl-4-hydroxypiperidinooxy; 2,2,6,6-Tetramethyl-4-hydroxypiperidinooxy radical; 2,2,6,6-Tetramethyl-4-hydroxypiperidyl 1-oxyl; 2,2,6,6-Tetramethyl-4-oxypiperidine-1-oxyl; 2,2,6,6-Tetramethyl-4-piperidinol 1-oxide; 2,2,6,6-Tetramethyl-4-piperidinol 1-oxyl; 2,2,6,6-Tetramethyl-4-piperidinol N-oxyl; 2,2,6,6-Tetramethyl-4-piperidinol nitroxide; 2,2,6,6-Tetramethyl-4-piperidinol-1-oxy; 2,2,6,6-Tetramethyl-4-piperidinol-N-oxyl; 2,2,6,6-Tetramethylpiperidine-N-oxyl-4-ol; 2,2,6,6-Tetramethylpiperidinol-4-oxyl-1; 4-Hydroxy-2,2,6,6-tetramethyl-1-piperidinyloxy; 4-Hydroxy-2,2,6,6-tetramethylpiperidin-1-oxyl; 4-Hydroxy-2,2,6,6-tetramethylpiperidine 1-oxyl; 4-Hydroxy-2,2,6,6-tetramethylpiperidine N-oxide; 4-Hydroxy-2,2,6,6-tetramethylpiperidine-N-oxy; 4-Hydroxy-2,2,6,6-tetramethylpiperidinooxy; 4-Hydroxy-2,2,6,6-tetramethylpiperidinooxy radical; 4-Hydroxy-2,2,6,6-tetramethylpiperidinooxyl; 4-Hydroxy-2,2,6,6-tetramethylpiperidinoxy; 4-Oxypiperidol; HyTEMPO; NR 1; Nitroxyl 2; TMPN; Tanol; Tetramethylpiperidino-N-oxyl; Tetramethylpiperidinol N-oxyl; 1-Piperidinyloxy, 4-hydroxy-2,2,6,6-tetramethyl-; 4-Hydroxy-2,2,6,6-tetramethylpiperidinoxyl; Piperidinooxy, 4-hydroxy-2,2,6,6-tetramethyl-; [ChemIDplus]

Category

Amine Oxides

Description

Solid; [Merck Index]

Sources/Uses

A paramagnetic radical used in nuclear magnetic resonance (NMR) as a spin label; [ChemIDplus] Also used as a catalyst, antioxidant, and polymerization inhibitor; [Merck Index]

Comments

Causes lowered blood pressure in acute intravenous toxic-dose studies of rats; Causes convulsions and dyspnea in oral lethal-dose studies of rats; Causes hypoglycemia, changes in pancreas, lowered blood pressure, and lung changes in 2-week oral studies of mice; [RTECS] An irritant; Harmful by ingestion; [Aldrich MSDS]

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Other Information

No other related information on this agent was found.