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- 14691-89-51-Piperidinyloxy,4-(acetylamino)-2,2,6,6-tetramethyl-
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Cas Database |
| Name |
1-Piperidinyloxy, 4-amino-2,2,6,6-tetramethyl- |
EINECS | 238-738-2 |
| CAS No. | 14691-88-4 | Density | 0.9977 (rough estimate) |
| PSA | 29.26000 | LogP | 1.95040 |
| Solubility | 2.03E+05 mg/L at 25 °C | Melting Point |
37-39 °C |
| Formula | C9H19N2O | Boiling Point | 98 °C / 4mmHg |
| Molecular Weight | 173.279 | Flash Point | 39 °C |
| Transport Information | N/A | Appearance | Red-brown oil |
| Safety | 26-36 | Risk Codes | 36/37/38-20/21/22 |
| Molecular Structure |
|
Hazard Symbols |
 Xi, Xn
|
| Synonyms |
Piperidinooxy,4-amino-2,2,6,6-tetramethyl- (8CI);(2,2,6,6-Tetramethyl-1-oxy-4-piperidinyl)amine;2,2,6,6-Tetramethyl-1-oxy-4-aminopiperidine;2,2,6,6-Tetramethyl-4-amino-1-piperidinyloxy;2,2,6,6-Tetramethyl-4-aminopiperidine N-oxide;4-Amino-1-oxyl-2,2,6,6-tetramethylpiperidine;4-Amino-2,2,6,6-tetramethyl-1-piperidinyloxy;4-Amino-2,2,6,6-tetramethyl-1-piperidinyloxyl;4-Amino-2,2,6,6-tetramethylpiperidin-1-oxyl;4-Amino-2,2,6,6-tetramethylpiperidine N-oxide;4-Amino-2,2,6,6-tetramethylpiperidine-1-oxyl;4-Amino-2,2,6,6-tetramethylpiperidinooxyl;4-Amino-2,2,6,6-tetramethylpiperidinyloxy;4-Aminotempo;6-Tempamine;Tempo-amine; |
Article Data | 27 |
1-Piperidinyloxy, 4-amino-2,2,6,6-tetramethyl- Synthetic route
- 63697-61-0
4-azido-2,2,6,6-tetramethyl-1-piperidinyloxy radical
- 14691-88-4
4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl
| Conditions | Yield |
|---|---|
| With ammonium hydroxide; triphenylphosphine In pyridine for 14h; Ambient temperature; | 97% |
| Multi-step reaction with 2 steps 1: 86 percent / diethyl ether / Heating 2: 72 percent / aq. ethanol / 10 h / Heating View Scheme |
- 45985-26-0, 2896-70-0
4-oxo-2,2,6,6-tetramethylpiperidin-oxyl
- 14691-88-4
4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl
| Conditions | Yield |
|---|---|
| With hydroxyammonium sulfate In sulfuric acid at 6 - 8℃; for 2.5h; electrolysis; | 90% |
| With hydrazine hydrate; lithium chloride In methanol Product distribution; electrolysis; other reagent, solvent; | 80% |
| With ammonium acetate; sodium cyanoborohydride In methanol at 20℃; for 48h; pH=7; Inert atmosphere; Schlenk technique; | 76% |
- 14691-89-5, 136708-39-9
4-acetylamino-2,2,6,6-tetramethyl-1-piperidinoxy
- 14691-88-4
4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl
| Conditions | Yield |
|---|---|
| With water; potassium hydroxide In methanol for 96h; Reflux; | 88% |
| With potassium hydroxide In methanol; water at 100℃; for 96h; Sealed tube; | 84% |
| With potassium hydroxide In methanol; water at 100℃; for 96h; Sealed tube; | 84% |
- 78140-47-3
C27H32N2OP
- 14691-88-4
4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl
| Conditions | Yield |
|---|---|
| In ethanol for 10h; Heating; | 72% |
- 36768-62-4
4-AMINO-2,2,6,6-TETRAMETHYLPIPERIDINE
- 14691-88-4
4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl
| Conditions | Yield |
|---|---|
| With decanesulfonic peracid In chloroform at 19.9℃; | 45% |
| With phosphotungstic acid; dihydrogen peroxide In water for 48h; Ambient temperature; | |
| Multi-step reaction with 3 steps 1.1: 197 g / diethyl ether / 3.5 h / 5 - 10 °C 2.1: K2CO3 / H2O / 0.25 h / 25 °C 2.2: 150.8 g / H2O2; sodium tungstate; disodium EDTA / H2O / 73 h 3.1: 49 percent / KOH / H2O / 29 h / Heating View Scheme | |
| Multi-step reaction with 3 steps 1: 95 percent 2: H2O2 3: KOH View Scheme | |
| Multi-step reaction with 3 steps 1: diethyl ether / 0.5 h / 15 °C 2: dihydrogen peroxide; sodium tungstate (VI) dihydrate; disodium ethylenediamine tetraacetic acid / water / 16 h / 20 °C 3: potassium hydroxide / water / 12 h / Reflux View Scheme |
- 76462-91-4
4-amino-2,2,6,6-tetramethylpiperidin-1-ol
- 14691-88-4
4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl
| Conditions | Yield |
|---|---|
| With ; sulfuric acid; potassium hexacyanoferrate(III) electrochemical, pH 8-9; Yield given; |
- 136708-43-5
4-acetylamino-2,2,6,6-tetramethyl-1-piperidinium acetate
- 14691-88-4
4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1.1: K2CO3 / H2O / 0.25 h / 25 °C 1.2: 150.8 g / H2O2; sodium tungstate; disodium EDTA / H2O / 73 h 2.1: 49 percent / KOH / H2O / 29 h / Heating View Scheme |
- 826-36-8
2,2,6,6-Tetramethyl-4-piperidone
- 14691-88-4
4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: NH2OH, H2SO4 / electrochemical, Au cathode 2: , potassium ferricyanide, H2SO4 / electrochemical, pH 8-9 View Scheme | |
| Multi-step reaction with 2 steps 1: sodium tungstate (VI) dihydrate; dihydrogen peroxide; ethylenediaminetetraacetic acid / water / 48 h / 20 °C / Darkness 2: sodium cyanoborohydride; ammonium acetate / methanol / 48 h / 20 °C / pH 7 / Inert atmosphere; Schlenk technique View Scheme | |
| Multi-step reaction with 5 steps 1: hydroxylamine hydrochloride; sodium methylate / ethanol; water / 16 h / 20 °C 2: sodium / pentan-1-ol / 3 h / 90 °C 3: diethyl ether / 0.5 h / 15 °C 4: dihydrogen peroxide; sodium tungstate (VI) dihydrate; disodium ethylenediamine tetraacetic acid / water / 16 h / 20 °C 5: potassium hydroxide / water / 12 h / Reflux View Scheme | |
| Multi-step reaction with 2 steps 1: sodium tungstate; dihydrogen peroxide; ethylenediaminetetraacetic acid / water / 48 h / 20 °C / Darkness 2: ammonium acetate; sodium cyanoborohydride / methanol / 48 h / 20 °C / Darkness View Scheme |
- 45985-24-8, 2226-96-2
TEMPOL
- 14691-88-4
4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: 100 percent / pyridine / 4 h / 20 °C 2: 98 percent / LiN3 / hexamethylphosphoric acid triamide / 1.5 h / 80 °C 3: 97 percent / (C6H5)3P, conc. NH4OH / pyridine / 14 h / Ambient temperature View Scheme |
- 35203-66-8
4-methanesulfonyl-2,2,6,6-tetramethyl-1-piperidinyloxy radical
- 14691-88-4
4-amino-2,2,6,6-tetramethyl-1-piperidine-1-oxyl
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: 98 percent / LiN3 / hexamethylphosphoric acid triamide / 1.5 h / 80 °C 2: 97 percent / (C6H5)3P, conc. NH4OH / pyridine / 14 h / Ambient temperature View Scheme |
1-Piperidinyloxy, 4-amino-2,2,6,6-tetramethyl- Specification
This chemical is called 1-Piperidinyloxy, 4-amino-2,2,6,6-tetramethyl-, and its systematic name is (4-amino-2,2,6,6-tetramethylpiperidin-1-yl)oxidanyl. With the molecular formula of C9H19N2O, its molecular weight is 171.26. The CAS registry number of this chemical is 14691-88-4. Additionally, its product categories are Industrial/Fine Chemicals; Spin Labeling Compounds; ESR Spectrometry; Spin Labels; Analytical Chemistry. It's used as useful spin label for studying biological systems and polymers.
Other characteristics of the 1-Piperidinyloxy, 4-amino-2,2,6,6-tetramethyl- can be summarised as followings: (1)XLogP3-AA: 0.6; (2)H-Bond Donor: 2; (3)H-Bond Acceptor: 3; (4)Rotatable Bond Count: 0; (5)Exact Mass: 172.157563; (6)MonoIsotopic Mass: 172.157563; (7)Topological Polar Surface Area: 49.5; (8)Heavy Atom Count: 12; (9)Formal Charge: 0; (10)Complexity: 159; (11)Covalently-Bonded Unit Count: 1; (12)Feature 3D Donor Count: 1; (13)Feature 3D Anion Count: 1; (14)Feature 3D Cation Count: 1; (15)Feature 3D Hydrophobe Count: 2; (16)Feature 3D Ring Count: 1.
Production method of this chemical: The 1-Piperidinyloxy, 4-amino-2,2,6,6-tetramethyl- could be obtained by the reactant of 2,2,6,6-tetramethyl-πperidin-4-ylamine. This reaction needs the reagent of decanesulfonic peracid, and the solvent of CHCl3. The yield is 45 %. In addition, this reaction should be taken at the temperature of 19.9 °C.
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Uses of this chemical: The 1-Piperidinyloxy, 4-amino-2,2,6,6-tetramethyl- could react with dihydro-furan-2-one, and obtain the 4-(4-hydroxybutanoylamino)-2,2,6,6-tetramethylπperidine-1-oxyl. This reaction should be taken for 2 hours at the temperature of 125-130 °C. The yield is 59 %.
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When you are using this chemical, please be cautious about it as the following: This chemical is harmful and irritating to eyes, respiratory system and skin. You should wear suitable protective clothing if you use it. In case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
1.SMILES: CC1(CC(CC(N1[O])(C)C)N)C
2.InChI: InChI=1/C9H19N2O/c1-8(2)5-7(10)6-9(3,4)11(8)12/h7H,5-6,10H2,1-4H3
3.InChIKey: XUXUHDYTLNCYQQ-UHFFFAOYAK
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