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Cost-effective and customizable 4-Oxo-2,2,6,6-tetramethylpiperidinooxy 2896-70-0 for sale
- Molecular Formula: C9H16NO2
- Molecular Weight: 170.232
- Appearance/Colour: orange crystalline powder
- Vapor Pressure: 2.254Pa at 25℃
- Melting Point: 33-38 ºC
- Refractive Index: 1.4640 (estimate)
- Boiling Point: 257.5°Cat760mmHg
- Flash Point: 109.5°C
- PSA： 20.31000
- Density: 1.02g/cm3
- LogP: 1.49190
4-Oxo-2,2,6,6-tetramethylpiperidinooxy(Cas 2896-70-0) Usage
|
Flammability and Explosibility |
Nonflammable |
|
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. |
InChI:InChI=1/C9H16NO2/c1-8(2)5-7(11)6-9(3,4)10(8)12/h5-6H2,1-4H3
2896-70-0 Relevant articles
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2896-70-0 Process route
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-
3637-11-4
1-hydroxy-2,2,6,6-tetramethyl-piperidin-4-one
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-
2564-83-2,45842-10-2,126517-51-9,25657-03-8,26933-82-4,54637-06-8,64104-42-3
2,2,6,6-Tetramethyl-1-piperidinyloxy free radical
-
-
7031-93-8
2,2,6,6-tetramethylpiperidin-1-ol
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45985-26-0,2896-70-0
4-oxo-2,2,6,6-tetramethylpiperidin-oxyl
Conditions
| Conditions | Yield |
|---|---|
|
In
[D3]acetonitrile;
at 24.84 ℃;
Solvent;
Temperature;
Equilibrium constant;
Inert atmosphere;
|
-
-
826-36-8
2,2,6,6-Tetramethyl-4-piperidone
-
-
45985-26-0,2896-70-0
4-oxo-2,2,6,6-tetramethylpiperidin-oxyl
Conditions
| Conditions | Yield |
|---|---|
|
With
oxone; tetrabutylammomium bromide; potassium hydroxide;
In
dichloromethane; water; acetone;
at 0 ℃;
for 3h;
pH=7.5 - 8;
aq. phosphate buffer;
|
99%
|
|
With
3,3-dimethyldioxirane;
In
acetone;
at 0 ℃;
|
98%
|
|
With
dihydrogen peroxide; potassium hydrogencarbonate;
In
5,5-dimethyl-1,3-cyclohexadiene; water; ethyl acetate;
at 40 ℃;
for 6h;
pH=7.5;
|
97%
|
|
With
sodium tungstate; ethylenediaminetetraacetic acid; dihydrogen peroxide;
In
water;
at -5 - 20 ℃;
for 240h;
|
96%
|
|
With
dihydrogen peroxide; sodium carbonate;
|
95%
|
|
With
sodium tungstate (VI) dihydrate; dihydrogen peroxide; disodium ethylenediamine tetraacetic acid;
In
water;
at 0 - 20 ℃;
for 24h;
|
93.8%
|
|
With
sodium tungstate (VI) dihydrate; dihydrogen peroxide;
In
methanol; water;
at 20 ℃;
for 120h;
|
86%
|
|
With
sodium tungstate; dihydrogen peroxide;
at 5 ℃;
|
85%
|
|
With
potassium hydroxide; potassium hydrogensulfate; potassium peroxomonosulfate; Na2HPO4 buffer; sulfuric acid; tetra(n-butyl)ammonium hydrogensulfate; acetone;
In
dichloromethane;
at 0 - 6 ℃;
pH=7.5-8;
|
75%
|
|
With
dihydrogen peroxide; sodium carbonate;
for 48h;
|
73%
|
|
With
sodium tungstate (VI) dihydrate; ethylenediaminetetraacetic acid; dihydrogen peroxide;
In
water;
at 20 ℃;
for 48h;
Darkness;
|
70%
|
|
With
sodium tungstate; ethylenediaminetetraacetic acid; dihydrogen peroxide;
In
water;
at 20 ℃;
for 48h;
Darkness;
|
70%
|
|
With
sodium tungstate; ethylenediaminetetraacetic acid; dihydrogen peroxide;
In
methanol;
at 20 ℃;
for 24h;
|
64.3%
|
|
With
sodium tungstate; dihydrogen peroxide; ethylenediamine;
In
methanol;
at 20 ℃;
for 24h;
|
64.3%
|
|
With
dihydrogen peroxide;
sodium tungstate;
|
49%
|
|
With
sodium tungstate; ethylenediaminetetraacetic acid; dihydrogen peroxide;
In
water;
at 20 ℃;
for 336000h;
|
44%
|
|
With
decanesulfonic peracid;
In
chloroform;
at 19.9 ℃;
|
30%
|
|
In
water;
Product distribution;
Ambient temperature;
Irradiation;
effect of var. photo-sensitisers and var. cond.;
|
|
|
With
trypaflavine;
In
water;
Product distribution;
Irradiation;
time course of TEMPO production, aerobic and anoxic conditions, inhibition of the reaction by NaN3 and enhancement in D2O;
|
|
|
With
sodium tungstate; dihydrogen peroxide;
In
water;
|
|
|
With
3,3-dimethyldioxirane;
In
acetone;
at 25 ℃;
Product distribution;
oxidation of secondary and tertiary amines with dimethyldioxirane; stoichiometry; formation of nitroxy radicals, which induce decomposition of dimethyldioxirane; ESR study; chemiluminescence;
|
|
|
With
oxygen; hypocrellin-B;
In
various solvent(s);
|
|
|
With
lignin;
In
hexane;
for 0.0833333h;
Irradiation;
|
|
|
With
oxygen; Al(3+)-HB;
In
dimethyl sulfoxide;
Irradiation;
|
|
|
With
1,4-dihydronicotinamide adenine dinucleotide; oxygen;
In
various solvent(s);
Irradiation;
|
|
|
With
1-hydroxyethylhydroperoxide; sodium hydrogencarbonate;
In
water; acetic acid; ethyl acetate;
at 20 - 30 ℃;
for 1.33333h;
|
|
|
With
dihydrogen peroxide;
sodium tungstate;
In
water;
at 5 - 25 ℃;
for 19 - 22h;
Product distribution / selectivity;
|
|
|
With
dihydrogen peroxide; sodium carbonate;
In
water;
at 50 ℃;
for 5h;
Product distribution / selectivity;
|
|
|
With
sodium tungstate; dihydrogen peroxide; sodium chloride;
In
water;
at 50 ℃;
for 12h;
Product distribution / selectivity;
|
|
|
With
sodium tungstate; dihydrogen peroxide; edetate disodium;
In
water;
at 20 ℃;
|
|
|
2,2,6,6-Tetramethyl-4-piperidone;
With
tetrabutylammomium bromide;
In
dichloromethane; acetone;
pH=7.5 - 8.0;
aq. phosphate buffer;
With
potassium peroxymonosulfate;
In
water;
|
|
|
With
oxygen; tetrakis(4-carboxyphenyl)porphyrin;
In
toluene;
at 20 ℃;
Visible light irradiation;
|
|
|
With
C22H23IN2O3; oxygen;
In
chloroform;
Laser irradiation;
|
|
|
With
potassium superoxide;
In
water; acetonitrile;
at 21.84 ℃;
Inert atmosphere;
Irradiation;
|
|
|
With
oxygen;
Acidic conditions;
|
|
|
With
oxygen;
In
water;
for 0.166667h;
Irradiation;
|
|
|
With
sodium tungstate (VI) dihydrate; dihydrogen peroxide;
In
methanol;
at 20 ℃;
for 120h;
|
|
|
With
oxygen; CPD;
In
dichloromethane;
at 24.84 ℃;
Irradiation;
|
|
|
With
oxygen;
In
water;
at 24.84 ℃;
for 0.166667h;
Irradiation;
|
|
|
With
C48H26N4O8(4-)*2Ti(4+)*2O(2-);
In
benzyl alcohol;
Solvent;
Irradiation;
|
|
|
With
dihydrogen peroxide;
In
water;
at 25 ℃;
for 2h;
|
25.6 g
|
2896-70-0 Upstream products
-
826-36-8
2,2,6,6-Tetramethyl-4-piperidone
-
3637-11-4
1-hydroxy-2,2,6,6-tetramethyl-piperidin-4-one
-
2154-65-6
1,3,5-triphenylverdazyl
-
97871-97-1
2-(p-tolyl)-4,6-diphenyl-3,4-dihydro-1,2,4,5-tetrazin-1(2H)-yl
2896-70-0 Downstream products
-
128954-25-6
3-bromo-2,2,5,5-tetramethyl-Δ3 -pyrrolin-1-oxyl
-
78033-68-8
3,4-dibromo-2,2,5,5-tetramethyl-Δ3 -pyrrolin-1-oxyl
-
78033-70-2
3-bromo-4-methoxycarbonyl-2,2,5,5-tetramethyl-Δ3 -pyrrolin-1-oxyl
-
3637-11-4
1-hydroxy-2,2,6,6-tetramethyl-piperidin-4-one
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