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390380

Sigma-Aldrich

4-Acetamido-TEMPO, free radical

97%

Synonym(s):

4-Acetamido-2,2,6,6-tetramethylpiperidine 1-oxyl

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About This Item

Empirical Formula (Hill Notation):
C11H21N2O2
CAS Number:
14691-89-5
Molecular Weight:
213.30
Beilstein:
3546225
EC Number:
423-840-3
MDL number:
MFCD00043593
UNSPSC Code:
12352000
PubChem Substance ID:
24864140
NACRES:
NA.22

Quality Level

200

Assay

97%

form

powder

mp

143-145 °C (lit.)

SMILES string

CC(=O)NC1CC(C)(C)N([O])C(C)(C)C1

InChI

1S/C11H21N2O2/c1-8(14)12-9-6-10(2,3)13(15)11(4,5)7-9/h9H,6-7H2,1-5H3,(H,12,14)

InChI key

UXBLSWOMIHTQPH-UHFFFAOYSA-N

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Application

Oxidizes alcohols to carbonyl compounds in the presence of TsOH.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302

Precautionary Statements

P264 - P270 - P301 + P312 - P501

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Lenka Vítková et al.
Polymers, 11(9) (2019-09-22)
In the current study, we present methods of sodium hyaluronate, also denoted as hyaluronan (HA), nanofiber fabrication using a direct-current (DC) electric field. HA was spun in combination with poly(vinyl alcohol) (PVA) and polyethylene oxide (PEO) and as a pure
Iron Chloride/4-Acetamido-TEMPO/Sodium Nitrite-Catalyzed Aerobic Oxidation of Primary Alcohols to the Aldehydes.
Yin W, et al.
Advanced Synthesis & Catalysis, 352(1, 113-118 (2010)
The Journal of Organic Chemistry, 56, 6110-6110 (1991)
Oxidation of vic-Diols to α-dicarbonyl compounds using the oxoammonium salt derived from 4-acetamido-TEMPO and p-toluenesulfonic acid.
Banwell MG, et al.
The Journal of Organic Chemistry, 59(21), 6338-6343 (1994)
D Metodiewa et al.
Biochemistry and molecular biology international, 40(6), 1211-1219 (1996-12-01)
Two novel 2,2,6,6-tetramethylpiperidine derivatives (Tempace and Troxyl) were synthesized and their capacity to act as scavengers of superoxide, inhibitors of iron and ascorbate-driven Fenton reaction and radioprotectors was tested. The possibility for one-electron oxidation of novel compounds by heme-ferryl species
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