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Substance Name: TEMPO
RN: 2564-83-2
UNII: VQN7359ICQ
InChIKey: QYTDEUPAUMOIOP-UHFFFAOYSA-N

Classification Codes

  • Antioxidants
  • Protective Agents
  • Skin / Eye Irritant
  • TSCA Flag P (a Commenced PMN (Premanufacture Notice) Substance)

Molecular Formula

  • C9-H18-N-O

Molecular Weight

  • 156.2472
 
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Names and Synonyms

Name of Substance

  • Tempo

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
  • AI3-51508
  • BRN 1422418
  • CCRIS 8316
  • EINECS 219-888-8
  • Tanan
  • Tanane
  • Tempo
  • Tetramethylpiperidine nitroxide
  • Tetramethylpiperidinooxy
  • UNII-VQN7359ICQ

Systematic Names

  • 1-Piperidinyloxy, 2,2,6,6-tetramethyl-
  • 1-Piperidinyloxy, 2,2,6,6-tetramethyl- (9CI)
  • 2,2,6,6-Tetramethylpiperidinooxy
  • Piperidinooxy, 2,2,6,6-tetramethyl-

Registry Numbers

CAS Registry Number

  • 2564-83-2

FDA UNII

  • VQN7359ICQ

Other Registry Numbers

  • 125012-91-1
  • 126517-51-9
  • 1357396-80-5
  • 25657-03-8
  • 26933-82-4
  • 54637-06-8
  • 64104-42-3

System Generated Number

  • 0002564832

Structure Descriptors

InChI

1S/C9H18NO/c1-8(2)6-5-7-9(3,4)10(8)11/h5-7H2,1-4H3

InChIKey

QYTDEUPAUMOIOP-UHFFFAOYSA-N

Smiles

[O]N1C(CCCC1(C)C)(C)C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LDLo skin 2gm/kg (2000mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. Vol. 8EHQ-0786-0607S,
rat LCLo inhalation 4500mg/m3/2H (4500mg/m3)   United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. Vol. 8EHQ-0786-0607S,

Physical Properties

Physical Property Value Units Temp (deg C) Source
log P (octanol-water) 1.85 (none)   EXP
Water Solubility 1870 mg/L 25 EST
Vapor Pressure 6.00E-06 mm Hg 25 EST
Henry's Law Constant 8.22E-11 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 4.91E-12 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.