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4-Hydroxy-Tempo
CAS: 2226-96-2 | C9H18NO2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
2226-96-2
Molecular Formula:
C9H18NO2
Molecular Weight:
172.248 g/mol
Names and Synonyms:
4-Hydroxy-Tempo
H 0865
Polystast 7200P
701
Polystop 7010
4-OH-Tempo
4-Hydroxy-2,2,6,6-tetramethyl-1-piperidinyloxy radical
4-HO-TEMPO
ZJ 01
SPJ 701
ADK Stab NA 7RD
ZJ 701
Tempole
Polystop 7300P
Prostab 5198
ADK Stab LA 7RD
Petroflo 20Y104
4-Hydroxy-2,2,6,6-tetramethylpiperidinyloxy
4-Hydroxy-2,2,6,6-tetramethylpiperidinyloxyl
LA 7RD
4-Hydroxy-2,2,6,6-tetramethylpiperidine oxide
2,2,6,6-Tetramethyl-4-hydroxypiperidine N-oxide
HOTEMPO
4-Hydroxy-1-oxyl-2,2,6,6-tetramethylpiperidine
2,2,6,6-Tetramethyl-4-hydroxypiperidine oxide
2,2,6,6-Tetramethylpiperidine-4-hydroxy-1-oxyl
4H-Tempo
4-Hydroxy-2,2,6,6-tetramethylpiperidine 1-oxide radical
1-Oxyl-2,2,6,6-tetramethyl-4-hydroxypiperidine
4-hydroxy-TEMPO
HTEMPO
Tempo OH
HyTEMPO
4-Hydroxy-2,2,6,6-tetramethyl-1-piperidinoxy
2,2,6,6-Tetramethyl-4-hydroxy-1-piperidinyloxy radical
2,2,6,6-Tetramethyl-4-hydroxypiperidinyl-1-oxy
2,2,6,6-Tetramethyl-4-hydroxypiperidinyloxy radical
4-Hydroxy-2,2,6,6-tetramethylpiperidinyl-N-oxyl
Nitroxyl 2
2,2,6,6-Tetramethyl-4-hydroxypiperidinyloxyl radical
4-Hydroxy-2,2,6,6-tetramethylpiperidinyl-1-oxyl
4-Hydroxy-2,2,6,6-tetramethylpiperidino-1-oxyl
NR I
2,2,6,6-Tetramethyl-4-hydroxypiperidine-1-oxyl radical
2,2,6,6-Tetramethyl-4-hydroxylpiperidine-1-oxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidinyl-1-oxyl
4-Hydroxy-2,2,6,6-tetramethylpiperidine-N-oxyl
4-Hydroxy-2,2,6,6-tetramethylpiperidinyl-N-oxy
4-Hydroxy-2,2,6,6-tetramethylpiperidine-N-oxy
2,2,6,6-Tetramethylpiperidinol-4-oxyl-1
1-Oxyl-2,2,6,6-tetramethyl-4-piperidinol
4-Hydroxy-2,2,6,6-tetramethylpiperidinoxyl
4-Hydroxy-2,2,6,6-tetramethylpiperidinoxy
4-Hydroxy-2,2,6,6-tetramethylpiperidyl-1-oxyl
TMPN
2,2,6,6-Tetramethyl-1-oxy-4-hydroxypiperidine
2,2,6,6-Tetramethyl-4-piperidinol-1-oxyl radical
4-Oxypiperidol
2,2,6,6-Tetramethylpiperidine-N-oxyl-4-ol
Tempol
4-Hydroxy-2,2,6,6-tetramethyl-1-piperidinoxyl
2,2,6,6-Tetramethyl-4-oxypiperidine-1-oxyl
4-Hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl
4-Hydroxy-2,2,6,6-tetramethylpiperidine N-oxide
2,2,6,6-Tetramethyl-4-piperidinol-1-oxy
2,2,6,6-Tetramethyl-4-hydroxypiperidyl 1-oxyl
2,2,6,6-Tetramethyl-4-piperidinol nitroxide
4-Hydroxy-2,2,6,6-tetramethylpiperidinooxy radical
2,2,6,6-Tetramethyl-4-piperidinol 1-oxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidin-1-oxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidine-1-hydroxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidine 1-oxide radical
2,2,6,6-Tetramethyl-4-piperidinol N-oxyl
Tanol
2,2,6,6-Tetramethyl-4-hydroxypiperidine-1-oxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidinooxy
2,2,6,6-Tetramethyl-4-hydroxypiperidinooxy radical
2,2,6,6-Tetramethyl-4-piperidinol 1-oxide
Tetramethyl-2,2,6,6-aza-1-cyclohexanol-4-oxide-1
4-Hydroxy-2,2,6,6-tetramethylpiperidinooxy
4-Hydroxy-2,2,6,6-tetramethyl-1-piperidinyloxy
Piperidinooxy, 4-hydroxy-2,2,6,6-tetramethyl-
1-Piperidinyloxy, 4-hydroxy-2,2,6,6-tetramethyl-
Identifiers:
SMILES:
CC1(C)CC(O)CC(C)(C)N1[O]
InChI:
InChI=1S/C9H18NO2/c1-8(2)5-7(11)6-9(3,4)10(8)12/h7,11H,5-6H2,1-4H3
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
All Properties
Comprehensive physical and chemical properties
Physical Properties
| Property | Value | Source |
|---|---|---|
| molecular_mass | 172.25 g/mol | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/4-Hydroxy-TEMPO None | Legacy Database |
| cas-canonical-smile | [O]N1C(C)(C)CC(O)CC1(C)C None | Legacy Database |
| cas-inchi | InChI=1S/C9H18NO2/c1-8(2)5-7(11)6-9(3,4)10(8)12/h7,11H,5-6H2,1-4H3 None | Legacy Database |
| cas-inchi-key | InChIKey=UZFMOKQJFYMBGY-UHFFFAOYSA-N None | Legacy Database |
| cas-melting-point | 70.5 °C None | Legacy Database |
| cas-name | Tempol None | Legacy Database |
| wikipedia-name | 4-Hydroxy-TEMPO None | Legacy Database |
| LogP | 1.3457999999999999 | RDKit |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 172.248 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 172.133753816 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 12 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 2 count | RDKit |
| Hydrogen Bond Donors | 1 count | RDKit |
Rotatable
| Property | Value | Source |
|---|---|---|
| Rotatable Bonds | 0 count | RDKit |
Aromatic
| Property | Value | Source |
|---|---|---|
| Aromatic Ring Count | 0 count | RDKit |
Topological
| Property | Value | Source |
|---|---|---|
| Topological Polar Surface Area | 43.37 Ų | RDKit |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 45.924300000000024 | RDKit |
