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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 Mass:
172.25 g/mol
Names and Synonyms:
4-Hydroxy-Tempo
1-Piperidinyloxy, 4-hydroxy-2,2,6,6-tetramethyl-
Piperidinooxy, 4-hydroxy-2,2,6,6-tetramethyl-
4-Hydroxy-2,2,6,6-tetramethyl-1-piperidinyloxy
4-Hydroxy-2,2,6,6-tetramethylpiperidinooxy
Tetramethyl-2,2,6,6-aza-1-cyclohexanol-4-oxide-1
2,2,6,6-Tetramethyl-4-piperidinol 1-oxide
2,2,6,6-Tetramethyl-4-hydroxypiperidinooxy radical
2,2,6,6-Tetramethyl-4-hydroxypiperidinooxy
2,2,6,6-Tetramethyl-4-hydroxypiperidine-1-oxyl
Tanol
2,2,6,6-Tetramethyl-4-piperidinol N-oxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidine 1-oxide radical
2,2,6,6-Tetramethyl-4-hydroxypiperidine-1-hydroxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidin-1-oxyl
2,2,6,6-Tetramethyl-4-piperidinol 1-oxyl
4-Hydroxy-2,2,6,6-tetramethylpiperidinooxy radical
2,2,6,6-Tetramethyl-4-piperidinol nitroxide
2,2,6,6-Tetramethyl-4-hydroxypiperidyl 1-oxyl
2,2,6,6-Tetramethyl-4-piperidinol-1-oxy
4-Hydroxy-2,2,6,6-tetramethylpiperidine N-oxide
4-Hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl
2,2,6,6-Tetramethyl-4-oxypiperidine-1-oxyl
4-Hydroxy-2,2,6,6-tetramethyl-1-piperidinoxyl
Tempol
2,2,6,6-Tetramethylpiperidine-N-oxyl-4-ol
4-Oxypiperidol
2,2,6,6-Tetramethyl-4-piperidinol-1-oxyl radical
2,2,6,6-Tetramethyl-1-oxy-4-hydroxypiperidine
TMPN
4-Hydroxy-2,2,6,6-tetramethylpiperidyl-1-oxyl
4-Hydroxy-2,2,6,6-tetramethylpiperidinoxy
4-Hydroxy-2,2,6,6-tetramethylpiperidinoxyl
1-Oxyl-2,2,6,6-tetramethyl-4-piperidinol
2,2,6,6-Tetramethylpiperidinol-4-oxyl-1
4-Hydroxy-2,2,6,6-tetramethylpiperidine-N-oxy
4-Hydroxy-2,2,6,6-tetramethylpiperidinyl-N-oxy
4-Hydroxy-2,2,6,6-tetramethylpiperidine-N-oxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidinyl-1-oxyl
2,2,6,6-Tetramethyl-4-hydroxylpiperidine-1-oxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidine-1-oxyl radical
NR I
4-Hydroxy-2,2,6,6-tetramethylpiperidino-1-oxyl
4-Hydroxy-2,2,6,6-tetramethylpiperidinyl-1-oxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidinyloxyl radical
Nitroxyl 2
4-Hydroxy-2,2,6,6-tetramethylpiperidinyl-N-oxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidinyloxy radical
2,2,6,6-Tetramethyl-4-hydroxypiperidinyl-1-oxy
2,2,6,6-Tetramethyl-4-hydroxy-1-piperidinyloxy radical
4-Hydroxy-2,2,6,6-tetramethyl-1-piperidinoxy
HyTEMPO
Tempo OH
HTEMPO
4-hydroxy-TEMPO
1-Oxyl-2,2,6,6-tetramethyl-4-hydroxypiperidine
4-Hydroxy-2,2,6,6-tetramethylpiperidine 1-oxide radical
4H-Tempo
2,2,6,6-Tetramethylpiperidine-4-hydroxy-1-oxyl
2,2,6,6-Tetramethyl-4-hydroxypiperidine oxide
4-Hydroxy-1-oxyl-2,2,6,6-tetramethylpiperidine
HOTEMPO
2,2,6,6-Tetramethyl-4-hydroxypiperidine N-oxide
4-Hydroxy-2,2,6,6-tetramethylpiperidine oxide
LA 7RD
4-Hydroxy-2,2,6,6-tetramethylpiperidinyloxyl
4-Hydroxy-2,2,6,6-tetramethylpiperidinyloxy
Petroflo 20Y104
ADK Stab LA 7RD
Prostab 5198
Polystop 7300P
Tempole
ZJ 701
ADK Stab NA 7RD
SPJ 701
ZJ 01
4-HO-TEMPO
4-Hydroxy-2,2,6,6-tetramethyl-1-piperidinyloxy radical
4-OH-Tempo
Polystop 7010
701
Polystast 7200P
H 0865
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
Key Properties
Melting Point
70.5 °C
CAS Common Chemistry
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
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 172.25 g/mol | CAS Common Chemistry |
| 172.248 g/mol | RDKit | |
| 172.133753816 g/mol | RDKit | |
| Wikipedia Url | https://en.wikipedia.org/wiki/4-Hydroxy-TEMPO | CAS Common Chemistry |
| Canonical SMILES | [O]N1C(C)(C)CC(O)CC1(C)C | CAS Common Chemistry |
| InChI | InChI=1S/C9H18NO2/c1-8(2)5-7(11)6-9(3,4)10(8)12/h7,11H,5-6H2,1-4H3 | CAS Common Chemistry |
| InChI Key | InChIKey=UZFMOKQJFYMBGY-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 70.5 °C | CAS Common Chemistry |
| Name | Tempol | CAS Common Chemistry |
| 4-Hydroxy-TEMPO | CAS Common Chemistry | |
| Heavy Atom Count | 12 | RDKit |
| Hydrogen Bond Acceptors | 2 | RDKit |
| Hydrogen Bond Donors | 1 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 43.37 Ų | RDKit |
| LogP | 1.3457999999999999 | RDKit |
| Molar Refractivity | 45.924300000000024 | RDKit |
