ChemicalBook > CAS DataBase List > 4-Oxo-TEMPO

4-Oxo-TEMPO

Product Name
4-Oxo-TEMPO
CAS No.
2896-70-0
Chemical Name
4-Oxo-TEMPO
Synonyms
4-OXO-TEMPO;TEMPONE;TANO;Tanone;ZJ-702;vitamin 702;4-Oxo-2,2,6,6;Tanone radical;4-Oxo Tempo (702);TIMTEC-BB SBB008633
CBNumber
CB5318995
Molecular Formula
C9H16NO2*
Formula Weight
170.23
MOL File
2896-70-0.mol
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4-Oxo-TEMPO Property

Melting point:
33-38 °C
Boiling point:
299.88°C (rough estimate)
Density 
1.0710 (rough estimate)
vapor pressure 
2.254Pa at 25℃
refractive index 
1.4640 (estimate)
storage temp. 
2-8°C
solubility 
DMF: 30 mg/ml; DMSO: 30 mg/ml; Ethanol: 30 mg/ml; PBS (pH 7.2): 10 mg/ml
form 
Needles, Crystals or Crystalline Powder
color 
Orange
Water Solubility 
Soluble in water (partly), acetone, DMSO, 100% ethanol, and diethylether. Insoluble in water.
BRN 
1818579
LogP
0.28 at 22℃
CAS DataBase Reference
2896-70-0(CAS DataBase Reference)
NIST Chemistry Reference
1-Piperidinyloxy, 2,2,6,6-tetramethyl-4-oxo-(2896-70-0)
EPA Substance Registry System
1-Piperidinyloxy, 2,2,6,6-tetramethyl-4-oxo- (2896-70-0)
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Safety

Risk Statements 
36/37/38
Safety Statements 
24/25
RIDADR 
UN 3077 9 / PGIII
WGK Germany 
3
RTECS 
TN9200000
TSCA 
Yes
HS Code 
29333990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H400Very toxic to aquatic life

Precautionary statements

P273Avoid release to the environment.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
179485
Product name
4-Oxo-TEMPO
Packaging
1g
Price
$66
Updated
2024/03/01
Sigma-Aldrich
Product number
179485
Product name
4-Oxo-TEMPO
Packaging
5g
Price
$202
Updated
2024/03/01
TCI Chemical
Product number
O0266
Product name
4-Oxo-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical
Purity
>95.0%(GC)(T)
Packaging
5g
Price
$101
Updated
2024/03/01
TCI Chemical
Product number
O0266
Product name
4-Oxo-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical
Purity
>95.0%(GC)(T)
Packaging
25g
Price
$331
Updated
2024/03/01
Alfa Aesar
Product number
L01084
Product name
4-Oxo-TEMPO, free radical, 96%
Packaging
1g
Price
$44.65
Updated
2024/03/01
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4-Oxo-TEMPO Chemical Properties,Usage,Production

Description

2,2,6,6-Tetramethylpiperidin-1-oxyl (TEMPO) is a stable radical that will react with reactive oxygen species (ROS). This conversion, followed by ESR, provides an indirect way to monitor ROS production in biological systems. TEMPONE is the 4-oxo derivative of TEMPO. In addition to possible uses as a spin trap, this nitroxyl radical can be used in hydrogen transfer experiments and as a polarizing agent in dynamic nuclear polarization NMR spectroscopy. TEMPONE and other nitroxyl radicals have also been shown to reduce mean arterial pressure in spontaneously hypertensive rats when administered intravenously.

Chemical Properties

Pink Needles

Uses

A spin label for ESR studies

Uses

Free-radical nitroxide spin probe typically used for:

  • Redox sources for anodes in lithium secondary batteries
  • Free-radical biological studies
  • Radical spin-trapping
  • Electron paramagnetic resonance studies
  • Polymer chemisty and synthesis applications

General Description

4-Oxo-TEMPO is formed by the reaction of 2,2,6,6-tetramethyl-4-piperidone (4-oxo-TMP) and 1O2. It is a stable paramagnetic product formed during the irradiation of TiO2 in aqueous suspensions.

Flammability and Explosibility

Non flammable

4-Oxo-TEMPO Preparation Products And Raw materials

Raw materials

Preparation Products

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4-Oxo-TEMPO Suppliers

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View Lastest Price from 4-Oxo-TEMPO manufacturers

Hubei Lidu New Material Technology Co., Ltd
Product
4-OXO-2,2,6,6-TETRAMETHYLPIPERIDINOOXY 2896-70-0
Price
US $0.00/g
Min. Order
1g
Purity
98%
Supply Ability
20tons
Release date
2024-09-18
Hebei Chuanghai Biotechnology Co,.LTD
Product
4-Oxo-2,2,6,6-tetramethylpiperidinooxy 2896-70-0
Price
US $1.90/KG
Min. Order
1KG
Purity
99%
Supply Ability
10 ton
Release date
2024-08-20
Hebei Weibang Biotechnology Co., Ltd
Product
4-Oxo-2,2,6,6-tetramethylpiperidinooxy 2896-70-0
Price
US $10.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10 mt
Release date
2023-02-14

2896-70-0, 4-Oxo-TEMPORelated Search:


  • 4-Oxo-2,2,6,6-tetramethyl-1-piperidinyloxy, free radical
  • 4-OXO-TEMPO, FREE RADICAL 80+%
  • 4-OXO-TEMPO, FREE RADICAL 99+%
  • 4-OXO-2,2,6,6-TETRAMETHYLPIPERIDINOXY
  • 4-Oxo-2,2,6,6-tetramethylpiperidine-1-oxyl(4-Oxo-TEMPO,freeradical)
  • 4-Oxo-2,2,6,6
  • 4-Oxo-2,2,6,6-trtramethyl-1-piperidi nyloxy,free radical
  • 2,2,6,6-Tetramethyl-4-piperidone 1-oxyl, free radical
  • 2,2,6,6-TETRAMETHYL-4-PIPERIDONE 1-OXYL
  • 4-OXO-TEMPO
  • 4-OXO-TEMPO, FREE RADICAL
  • 4-OXO-2,2,6,6-TETRAMETHYLPIPERIDINOOXY
  • 4-OXO-2,2,6,6-TETRAMETHYLPIPERIDINOOXY, FREE RADICAL
  • 4-OXO-2,2,6,6-TETRAMETHYL-1-PIPERIDINYLOXY
  • 4-OXO-2,2,6,6-TETRAMETHYL-4-PIPERIDINYLOXY
  • 4-OXO-2,2,6,6-TETRAMETHYLPIPERIDINE 1-OXYL
  • 2,2,6,6-TETRAMETHYLPIPERID-4-ONE-1-OXYL
  • 4-Oxo-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical
  • 4-OXO-TEMPO ---ORANGE SOLID, SPIN LABEL, PURITY 99%---
  • 4-Oxo-2,2,6,6-tetramethylpiperidinooxy, 95%, free radical
  • (2,2,6,6-Tetramethyl-4-oxopiperidinooxy)radical
  • (2,2,6,6-Tetramethyl-4-oxopiperidinyloxy)radical
  • [(4-Oxo-2,2,6,6-tetramethylpiperidine-1-yl)oxy]radical
  • 1-Piperidinyloxy radical, 2,2,6,6-tetramethyl-4-oxo-
  • 2,2,6,6-tetramethyl-4-oxo-1-piperidinylox
  • 2,2,6,6-tetramethyl-4-oxo-piperidin-1-oxyl
  • 2,2,6,6-tetramethyl-4-oxo-piperidinoox
  • 2,2,6,6-Tetramethyl-4-oxo-piperidinoxy
  • 2,2,6,6-Tetramethyl-4-piperidone 1-nitroxide
  • 2,2,6,6-Tetramethylpiperidone-1-oxyl
  • 4-Oxo-2,2,6,6-tetramethylpiperidinooxyl
  • Piperidinooxy, 2,2,6,6-tetramethyl-4-oxo-
  • TANO
  • Tanone
  • Tanone radical
  • 4-oxo-2,2,6,6-tetramethyl piperidone -1-oxyl
  • 4-Oxo Tempo (702)
  • 4-Oxo-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical(purified by sublimation)
  • 4-Oxo TeMpo, free radical (4-Oxo-2,2,6,6-TetraMethyl-4-Piperidinyloxy, free radical)
  • ZJ-702
  • 4-Oxo-2,2,6,6-tetraMethylpiperidinoxy (4-oxo-TeMpo)
  • 4-Oxo-2,2,6,6-trtramethyl-1-piperidinyloxy
  • 4-Oxo-2,2,6,6-tetramethylpiperidine 1-Oxyl&nbsp
  • Triacetoneamine nitroxide
  • Triacetoneamine N-oxyl
  • triacetoneamine-n-oxyl
  • TEMPONE
  • TIMTEC-BB SBB008633
  • 1-OXYL-2,2,6,6-TETRAMETHYL-4-PIPERIDONE
  • 2,2,6,6-TETRAMETHYL-4-OXO-1-PIPERIDINYLOXY
  • 2,2,6,6-TETRAMETHYL-4-OXOPIPERIDINOOXY
  • 4-Oxo-2,2,6,6-tetramethylpiperidine1-OxylFreeRadical&gt
  • 4-Oxo-tempo[4-Oxo-TEMPO]
  • 4-Oxo-TEMPO, free radical, 96%,
  • 1-(1H-1,3-BENZODIAZOL-2-YL)-1H-PYRAZOL-9-AMINE
  • Oxo-2,2,6,6-tetramethylpiperidinooxy
  • vitamin 702
  • Polycondensation inhibitor 702 / 4-Oxo-TEMPO