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Cas Database |
| Name |
Di-tert-butyl nitroxide |
EINECS | 219-298-0 |
| CAS No. | 2406-25-9 | Density | 0.877g/cm3 |
| PSA | 3.24000 | LogP | 2.23090 |
| Solubility | N/A | Melting Point |
N/A |
| Formula | C8H18 N O | Boiling Point | 74-75 °C34 mm Hg(lit.) |
| Molecular Weight | 146.253 | Flash Point | 114 °F |
| Transport Information | UN 1993 | Appearance | N/A |
| Safety | Poison by intravenous route. Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of NOx. | Risk Codes | 10-22-36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xn
|
| Synonyms |
Nitroxide,di-tert-butyl (8CI); (Di-tert-butylamino)oxy; Bis(1,1-dimethylethyl)nitroxide;Bis(tert-butyl) nitroxide; DTBN; Di-t-butyl nitroxide; Di-tert-butyl nitroxide;Di-tert-butyl nitroxide radical; Di-tert-butyliminoxyl; Di-tert-butylnitroxyl;N-Oxyl-di(tert-butyl)amine |
Article Data | 85 |
Di-tert-butyl nitroxide Chemical Properties
Molecular Structure of Di-tert-butyl nitroxide (CAS NO.2406-25-9):
IUPAC: N,N-ditert-butylhydroxylamine
Molecular Formula:C8H18NO
Molecular Weight:144.23
EINECS:219-298-0
Product Categories:Others;Radical Chemistry;Synthetic Reagents
Density:0.877g/cm3
Flash Point:114oF
Boiling Point:185.6oC at 760 mm Hg(lit.)
Refractive index:n20/D 1.435(lit.)
SMILES:ON(C(C)(C)C)C(C)(C)C
InChI:InChI=1/C8H19NO/c1-7(2,3)9(10)8(4,5)6/h10H,1-6H3
InChIKey:JQDZCJWPDXZTEW-UHFFFAOYAY
Molar Volume:165.4 cm3
Surface Tension:28.7 dyne/cm
Molar Refractivity:4.29 cm3
Enthalpy of Vaporization:46.5 kJ/mol
Vapour Pressure:0.314 mmHg at 25oC
Di-tert-butyl nitroxide Toxicity Data With Reference
| 1. | orl-mus LD50:505 mg/kg | JPETAB Journal of Pharmacology and Experimental Therapeutics. 141 (1963),349. | ||
| 2. | ivn-mus LD50:53,800 µg/kg | JPETAB Journal of Pharmacology and Experimental Therapeutics. 141 (1963),349. |
Di-tert-butyl nitroxide Consensus Reports
Reported in EPA TSCA Inventory.
Di-tert-butyl nitroxide Safety Profile
Poison by intravenous route. Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of NOx.
Safty informations about Di-tert-butyl nitroxide (CAS NO.2406-25-9):
Hazard Codes:Xn
Risk Statements:10-22-36/37/38
R10:Flammable.
R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements:16-26-36
S16:Keep away from sources of ignition.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
RIDADR:UN 1993 3/PG 3
WGK Germany:3
RTECS:RA1780000
HazardClass:3.2
PackingGroup:III
Di-tert-butyl nitroxide Specification
Di-tert-butyl nitroxide with cas registry number of 2406-25-9 is also known as 1,1,1',1'-Tetramethylzoxyethane ; Di-tert-butyl nitroxide ; Di-tert-butyl nitroxyl ; Di-t-butyl nitroxide ; (Tert-C4H9)2NO ; Di-t-Butylnitroxyl ; Dtbn ; Nitroxide, di-tert-butyl . It is stable under normal temperatures and pressures but it also should be stored in a cool, dry place when not in use. Di-tert-butyl nitroxide can be decomposed in aqueous solutions to produce 2-Methyl-2-nitroso propane and Tert-butanol . It is a useful organic synthesis intermediate.
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