Basic information
- Name:
2,2,6,6-Tetramethylpiperidinooxy
- CAS No.:
2564-83-2
- Molecular Structure:
- Formula:
- C9H18NO
- Molecular Weight:
- 156.25
- Deleted CAS:
- 125012-91-1|126517-51-9|25657-03-8|26933-82-4|54637-06-8|64104-42-3
- Synonyms:
- Piperidinooxy,2,2,6,6-tetramethyl- (7CI,8CI);2,2,6,6-Tetramethyl-1-piperidinyloxy;2,2,6,6-Tetramethylpiperidin-1-oxylradical;2,2,6,6-TetramethylpiperidineN-oxide;2,2,6,6-Tetramethylpiperidine N-oxy;2,2,6,6-Tetramethylpiperidine N-oxyl radical;2,2,6,6-Tetramethylpiperidinenitroxide;2,2,6,6-Tetramethylpiperidine oxide;2,2,6,6-Tetramethylpiperidinyl-1-oxyl;2,2,6,6-Tetramethylpiperidinyloxy;HO 6;Tanan;Tanane;Tempo;
- EINECS:
- 219-888-8
- Density:
- 1 g/cm3
- Melting Point:
- 36-38 °C(lit.)
- Boiling Point:
- 193 °C
- Flash Point:
- 154 °F
- Appearance:
- orange crystals or powder
- Hazard Symbols:
C,
Xi- Risk Codes:
- 34-36/37/38
- Safety Description:
- 26-36/37/39-45-24/25 Details
- Transport Information:
- UN 3263 8/PG 2
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Chemistry
Molecular structure of 2,2,6,6-Tetramethylpiperidinooxy (CAS NO.2564-83-2) is:
Product Name: 2,2,6,6-Tetramethylpiperidinooxy
CAS Registry Number: 2564-83-2
IUPAC Name: 1-λ1-oxidanyl-2,2,6,6-tetramethylpiperidine
Molecular Weight: 156.24532 [g/mol]
Molecular Formula: C9H18NO
XLogP3: 1.4
H-Bond Donor: 0
H-Bond Acceptor: 1
EINECS: 219-888-8
Melting Point: 36-38 °C(lit.)
Density: 1 g/cm3
Flash Point: 154 °F
Boiling Point: 193 °C
Storage temp.: 2-8°C
Other Registry Number: 125012-91-1 ;126517-51-9 ;25657-03-8 ;26933-82-4 ;54637-06-8 ;64104-42-3
Stability: Stable. Incompatible with strong acids, strong oxidizing agents. Refrigerate.
Product Categories: Analytical Chemistry;Environmentally-friendly Oxidation;ESR Spectrometry;Oxidation;Redox Catalysts (Environmentally-friendly Oxidation);Spin Labels;Synthetic Organic Chemistry
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rabbit | LDLo | skin | 2gm/kg (2000mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) | United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. Vol. 8EHQ-0786-0607S, |
| rat | LCLo | inhalation | 4500mg/m3/2H (4500mg/m3) | United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. Vol. 8EHQ-0786-0607S, |
Safety Profile
Hazard Codes: 
C;
Xi
Risk Statements: 34-36/37/38
R34:Causes burns.
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39-45-24/25
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S24/25:Avoid contact with skin and eyes.
RIDADR: UN 3263 8/PG 2
WGK Germany: 3
RTECS: TN8991900
HazardClass: 8
PackingGroup: III
HS Code: 29333999
Specification
2,2,6,6-Tetramethylpiperidinooxy , its cas register number is 2564-83-2. It also can be called 2,2,6,6-Tetramethyl-1-piperidinyloxy ; 2,2,6,6-Tetramethylpiperidine-1-oxyl ; 2,2,6,6-Tetramethylpiperidinooxyl ; Tanan ; Tetramethylpiperidine nitroxide ; Tetramethylpiperidinooxy .It is a orange crystals or powder.
