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inquiry2,2,6,6-Tetramethylpiperidinooxy Basic information Product Name: 2,2,6,6-Tetramethylpiperidinooxy Synonyms: 2,2,6,6-Tetramethyl-1-piperinedinyloxy;TEMPO, FREE RADICAL;TEMPO;2,2,6,6-Tetramethyl-1-piperidyloxy;2,2,6,6-Tetramethylpiperidin-1-oxy;2
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inquiryProduct Description Product website: http://www.finerchem.com Product Name 2,2,6,6-Tetramethylpiperidine 1-oxyl CAS No. 2564-83-2 A
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inquiryItems Standard Result Assay 98%min ----------------------------------------------------------------------------------------------
Cas:2564-83-2
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inquiryRed brown flat crystal,with melting point 37℃-40 ℃ and boiling point 193 ℃. It can soluble in water, ethanol and benzene solvents, and also has strong Irritation,and it is toxic ,corrosive, and can be absorbed through the skin. Appearance:Red brown
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inquiry2,2,6,6-Tetramethylpiperidinooxy Basic information Product Name: 2,2,6,6-Tetramethylpiperidinooxy Synonyms: 2,2,6,6-Tetramethyl-1-piperinedinyloxy;TEMPO, FREE RADICAL;TEMPO;2,2,6,6-Tetramethyl-1-piperidyloxy;2,2,6,6-Tetramethylpiperidin-1-oxy;2
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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
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inquiryAppearance:Off white to slight yellow solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application: intermediate, cosmetic industry Transportation:Common products:Sea/Ai
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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inquiryConditions | Yield |
---|---|
In 2-methyltetrahydrofuran at -135℃; Kinetics; | A n/a B 94% |
1-chloro-2,2,6,6-tetramethylpiperidine
2,2,6,6-tetramethyl-piperidine-N-oxyl
Conditions | Yield |
---|---|
With sodium sulfate In dichloromethane Electrolysis; aq. phosphate buffer; | 82% |
A
2,2,6,6-tetramethyl-piperidine-N-oxyl
Conditions | Yield |
---|---|
With 2,2,6,6-tetramethyl-1-oxo-piperidinium; sodium acetate; acetic acid In water at 20℃; pH=4.5; UF membrane; |
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetonitrile | |
With dihydrogen peroxide In acetonitrile | |
With dihydrogen peroxide In methanol; acetonitrile |
2,2,6,6-tetramethyl-1-oxo-piperidinium
2,2,6,6-tetramethyl-piperidine-N-oxyl
Conditions | Yield |
---|---|
Alkaline conditions; |
Conditions | Yield |
---|---|
In acetonitrile at 25℃; Mechanism; Activation energy; Inert atmosphere; |
tetrahydrofuran
2,2,6,6-tetramethylpiperidin-1-ol
water
A
2,2,6,6-tetramethyl-piperidine-N-oxyl
Conditions | Yield |
---|---|
at -90℃; for 1h; Inert atmosphere; Schlenk technique; |
2,2,6,6-tetramethylpiperidin-1-ol
1,5-dicyclooctadiene
A
2,2,6,6-tetramethyl-piperidine-N-oxyl
B
[(1,1′-bis(diphenylphosphino)ferrocene)Ni(0)(1,5-cyclooctadiene)]
C
1,3,5-triisopropyl benzene
Conditions | Yield |
---|---|
In benzene-d6 at 20℃; for 24h; |
2,2,6,6-tetramethyl-piperidine-N-oxyl
copper(I) bromide
6-(hydroxymethyl)-2-naphthol
6-hydroxynaphthalene-2-carbaldehyde
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide | 99.8% |
copper(I) chloride
2,2,6,6-tetramethyl-piperidine-N-oxyl
6-(hydroxymethyl)-2-naphthol
6-hydroxynaphthalene-2-carbaldehyde
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide | 99.6% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
6-(hydroxymethyl)-2-naphthol
6-hydroxynaphthalene-2-carbaldehyde
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide; iron(II) chloride | 99.2% |
In chlorobenzene | 92.6% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
cycloheptanone
2-((2,2,6,6-tetramethylpiperidin-1-yl)oxy)cycloheptanone
Conditions | Yield |
---|---|
With 2,6-di-tert-butyl-pyridine; 2-chloro-1,3,2-benzodioxaborole In dichloromethane at 0 - 20℃; for 3h; | 99% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
1-phenyl-propan-1-one
1-phenyl-2-((2,2,6,6-tetramethylpiperidin-1-yl)oxy)propan-1-one
Conditions | Yield |
---|---|
With 2,6-di-tert-butyl-pyridine; 2-chloro-1,3,2-benzodioxaborole In dichloromethane at 0 - 20℃; for 3h; | 99% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
4-Methoxypropiophenone
1-(4-methoxyphenyl)-2-((2,2,6,6-tetramethylpiperidin-1-yl)oxy)propan-1-one
Conditions | Yield |
---|---|
With 2,6-di-tert-butyl-pyridine; 2-chloro-1,3,2-benzodioxaborole In dichloromethane at 0 - 20℃; for 3h; | 99% |
4'-chloropropiophenone
2,2,6,6-tetramethyl-piperidine-N-oxyl
1-(4-chlorophenyl)-2-((2,2,6,6-tetramethylpiperidin-1-yl)oxy)propan-1-one
Conditions | Yield |
---|---|
With 2,6-di-tert-butyl-pyridine; 2-chloro-1,3,2-benzodioxaborole In dichloromethane at 0 - 20℃; for 3h; | 99% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
butyrophenone
1-phenyl-2-((2,2,6,6-tetramethylpiperidin-1-yl)oxy)butan-1-one
Conditions | Yield |
---|---|
With 2,6-di-tert-butyl-pyridine; 2-chloro-1,3,2-benzodioxaborole In dichloromethane at 0 - 20℃; for 3h; | 99% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
phenyl isopropyl ketone
2-methyl-1-phenyl-2-(2,2,6,6-tetramethylpiperidin-1-yloxy)propan-1-one
Conditions | Yield |
---|---|
With 2,6-di-tert-butyl-pyridine; 2-chloro-1,3,2-benzodioxaborole In dichloromethane at 0 - 20℃; for 3h; | 99% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
3,4-dihydronaphthalene-1(2H)-one
2-((2,2,6,6-tetramethylpiperidin-1-yl)oxy)-3,4-dihydronaphthalen-1(2H)-one
Conditions | Yield |
---|---|
With 2,6-di-tert-butyl-pyridine; 2-chloro-1,3,2-benzodioxaborole In dichloromethane at 0 - 20℃; for 3h; | 98% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
N-tosyl-o-allylaniline
(S)-2-(2,2,6,6-tetramethyl-piperidin-1-yloxymethyl)-1-(toluene-4-sulfonyl)-2,3-dihydro-1H-indole
Conditions | Yield |
---|---|
With copper(II) bis(trifluoromethanesulfonate); potassium carbonate; (4R,4'R,5S,5'S)-2,2'-(propane-2,2-diyl)bis(4,5-diphenyl-4,5-dihydrooxazole) In α,α,α-trifluorotoluene at 110℃; for 24h; Inert atmosphere; optical yield given as %ee; | 97% |
With α,α,α-trifluorotoluene; copper(II) bis(trifluoromethanesulfonate); potassium carbonate; (4R,4'R,5S,5'S)-2,2'-(propane-2,2-diyl)bis(4,5-diphenyl-4,5-dihydrooxazole) at 110℃; for 6h; enantioselective reaction; | 97% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
N-(2,2-diphenyl-pent-4-enyl)-4-methylbenzenesulfonamide
1-[4,4-diphenyl-1-(toluene-4-sulfonyl)-pyrrolidin-2-ylmethoxy]-2,2,6,6-tetramethyl-piperidine
Conditions | Yield |
---|---|
With oxygen; copper(II) bis(trifluoromethanesulfonate); potassium carbonate; (4R,4'R,5S,5'S)-2,2'-(propane-2,2-diyl)bis(4,5-diphenyl-4,5-dihydrooxazole) In α,α,α-trifluorotoluene at 120℃; under 760.051 Torr; for 24h; optical yield given as %ee; | 97% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
inden-1-one
2-(2,2,6,6-tetramethylpiperidin-1-yloxy)-1-indanone
Conditions | Yield |
---|---|
With 2,6-di-tert-butyl-pyridine; 2-chloro-1,3,2-benzodioxaborole In dichloromethane at 0 - 20℃; for 3h; | 97% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
benzaldehyde
1-benzoxy-2,2,6,6-tetramethylpiperidine
Conditions | Yield |
---|---|
With styrene; tert.-butylhydroperoxide; iron(II) chloride In decane; acetonitrile at 85℃; for 1h; Inert atmosphere; | 95% |
With tert.-butylhydroperoxide; ethyl 1,5-diphenyl-4-methyl-1H-pyrazole-3-carboxylate; palladium(II) trifluoroacetate In 1,2-dichloro-ethane at 100℃; for 12h; Inert atmosphere; | 63% |
With tert.-butylhydroperoxide; iron(III) chloride hexahydrate In water; acetonitrile Mechanism; Inert atmosphere; Reflux; | 59% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
N-tosyl-o-allylaniline
C25H34N2O3S
Conditions | Yield |
---|---|
With (4S,4'S)-2,2'-(1-methylethylidene)bis[4,5-dihydro-4-(p-tert-butylphenyl)] oxazole; α,α,α-trifluorotoluene; oxygen; copper(II) bis(trifluoromethanesulfonate); potassium carbonate at 110℃; under 760.051 Torr; for 6h; enantioselective reaction; | 95% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
4-bromo-isobutylbenzene
2,2,6,6-tetramethyl-1-(2-methyl-1-phenylpropoxy)piperidine
Conditions | Yield |
---|---|
With copper(II) trifluoroacetate; copper; 4,4'-di-tert-butyl-2,2'-bipyridine In benzene at 75℃; for 22h; Inert atmosphere; | 93% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
3,5-di-tert-butyl-N-(2,2-dimethylpent-4-en-1-yl)benzenesulfonamide
(S)-1-((1-((3,5-di-tert-butylphenyl)sulfonyl)-4,4-dimethylpyrrolidin-2-yl)methoxy)-2,2,6,6-tetramethylpiperidine
Conditions | Yield |
---|---|
With α,α,α-trifluorotoluene; oxygen; copper(II) bis(trifluoromethanesulfonate); potassium carbonate; (4R,4'R)-2,2'-(propane-2,2'diyl)bis(4-phenyl-4,5-dihydrooxazole) at 20 - 110℃; under 760.051 Torr; for 6h; enantioselective reaction; | 92% |
Conditions | Yield |
---|---|
With tert.-butylnitrite In tetrahydrofuran at 70℃; for 24h; stereoselective reaction; | 92% |
Conditions | Yield |
---|---|
With tert.-butylnitrite In tetrahydrofuran at 70℃; for 24h; Catalytic behavior; Reagent/catalyst; Temperature; Solvent; Concentration; stereoselective reaction; | 92% |
tert.-butylhydroperoxide
2,2,6,6-tetramethyl-piperidine-N-oxyl
N,N-dimethyl-formamide
benzylamine
B
benzaldehyde
Conditions | Yield |
---|---|
With hydrogenchloride; iodine In cyclohexane; water at 70 - 80℃; for 20h; | A n/a B 90% |
Conditions | Yield |
---|---|
With tert.-butylnitrite In tetrahydrofuran at 70℃; for 24h; stereoselective reaction; | 90% |
Conditions | Yield |
---|---|
With tert.-butylnitrite In tetrahydrofuran at 70℃; for 24h; stereoselective reaction; | 90% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
bis(pentamethylcyclopentadienyl)iron(II)
Conditions | Yield |
---|---|
In toluene for 0.0166667h; Inert atmosphere; Schlenk technique; Glovebox; | 90% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
bis(pentamethylcyclopentadienyl)iron(II)
tris(pentafluorophenyl)borate
Conditions | Yield |
---|---|
In toluene for 0.0166667h; Inert atmosphere; Schlenk technique; Glovebox; | 90% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
Phenyl vinyl ketone
3-chloro-1-phenyl-2-((2,2,6,6-tetramethylpiperidin-1-yl)oxy)propan-1-one
Conditions | Yield |
---|---|
With 2-chloro-1,3,2-benzodioxaborole In dichloromethane at 0℃; | 89% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
N-(2-allyl-phenyl)-3,5-di-tert-butylbenzenesulfonamide
(S)-1-((3,5-di-tert-butylphenyl)sulfonyl)-2-(((2,2,6,6-tetramethylpiperidin-1-yl)oxy)methyl)indoline
Conditions | Yield |
---|---|
With α,α,α-trifluorotoluene; copper(II) bis(trifluoromethanesulfonate); potassium carbonate; (4R,4'R)-2,2'-(propane-2,2'diyl)bis(4-phenyl-4,5-dihydrooxazole) at 20 - 110℃; for 6h; enantioselective reaction; | 89% |
2,2,6,6-tetramethyl-piperidine-N-oxyl
3,5-di-tert-butyl-N-(2,2-dimethylpent-4-en-1-yl)-4-methoxybenzenesulfonamide
(S)-1-((1-((3,5-di-tert-butyl-4-methoxyphenyl)sulfonyl)-4,4-dimethylpyrrolidin-2-yl)methoxy)-2,2,6,6-tetramethylpiperidine
Conditions | Yield |
---|---|
With α,α,α-trifluorotoluene; oxygen; copper(II) bis(trifluoromethanesulfonate); potassium carbonate; (4R,4'R)-2,2'-(propane-2,2'diyl)bis(4-phenyl-4,5-dihydrooxazole) at 20 - 110℃; under 760.051 Torr; for 6h; enantioselective reaction; | 88% |
Conditions | Yield |
---|---|
With iridium(III) chloride; di-tert-butyl peroxide; N-methyl-N-phenylmethacrylamide at 120℃; for 24h; Mechanism; Inert atmosphere; Schlenk technique; | 88% |
Conditions | Yield |
---|---|
With tert.-butylnitrite In tetrahydrofuran at 70℃; for 24h; stereoselective reaction; | 88% |
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