TEMPO

Agent Name
TEMPO
CAS Number
2564-83-2
Formula
C9-H18-N-O
Major Category
Nitrogen Compounds
TEMPO formula graphical representation
Synonyms
2,2,6,6-Tetramethyl-1-piperidinyloxy; 2,2,6,6-Tetramethylpiperidine-1-oxyl; 2,2,6,6-Tetramethylpiperidinooxy; 2,2,6,6-Tetramethylpiperidinooxyl; 2,2,6,6-Tetramethylpiperidinyloxy; 2,2,6,6-Tetramethylpiperidoxyl; Tanan; Tanane; Tempo; Tetramethylpiperidine nitroxide; Tetramethylpiperidinooxy; 1-Piperidinyloxy, 2,2,6,6-tetramethyl-; Piperidinooxy, 2,2,6,6-tetramethyl-; [ChemIDplus] 2,2,6,6-Tetramethylpentamethylene nitroxide; [Merck Index] TEMPO, free radical; [Alfa Aesar MSDS] UN3263
Category
Amine Oxides
Description
Dark red solid; [Merck Index] Red crystalline solid; mp = 32-37 deg C; [Alfa Aesar MSDS]
Sources/Uses
Used in organic chemistry (radical trap, catalyst, and polymerization mediator); [Merck Index] Used as a spin label in MRI; [REPROTOX]
Comments
A severe skin and eye irritant; Causes somnolence in dermal lethal-dose studies of rabbits; [RTECS] Causes burns; [Alfa Aesar MSDS]
Biomedical References
Search PubMed

Exposure Assessment

Vapor Pressure
6E-06 mm Hg
Lethal Concentration
LCLo (rat) = 4,500 mg/m3/2hr
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Corrosive solid, basic, organic, n.o.s."

Adverse Effects

Dermatotoxin
Skin burns

Diseases, Processes, and Activities Linked to This Agent

Other Information
No other related information on this agent was found.