Lithium bis(trimethylsilyl)amide cas no:4039-32-1
Synonyms: Disilazane,1,1,1,3,3,3-hexamethyl-, Li deriv. (6CI);Disilazane, 1,1,1,3,3,3-hexamethyl-,lithium salt (8CI);Lithium, [bis(trimethylsilyl)amino]- (7CI);Silanamine,1,1,1-trimethyl-N-(trimethylsilyl)-, lithium salt (9CI);(Hexamethyldisilazane)lithium;1,1,1,3,3,3-Hexamethyldisilazane lithium salt;1,1,1-Trimethyl-N-(trimethylsilyl)silanamine lithium salt;Bis(trimethylsilyl)amidolithium;Hexamethyldisilazane lithium salt;Lithiobis(trimethylsilyl)amide;Lithiohexamethyldisilazane;Lithium bis(trimethylsilyl)amine;Lithiumhexamethyldisilazanate;Lithium hexamethyldisilazane;Lithiumhexamethyldisilazanide;Lithium hexamethyldisilazide;N,N-Bis(trimethylsilyl)amine lithium salt;N-Lithiohexamethyldisilazane;[1,1,1-Trimethyl-N-(trimethylsilyl)silanaminato]lithium;
NameLithium bis(trimethylsilyl)amide
CAS4039-32-1
SynonymsDisilazane,1,1,1,3,3,3-hexamethyl-, Li deriv. (6CI);Disilazane, 1,1,1,3,3,3-hexamethyl-,lithium salt (8CI);Lithium, [bis(trimethylsilyl)amino]- (7CI);Silanamine,1,1,1-trimethyl-N-(trimethylsilyl)-, lithium salt (9CI);(Hexamethyldisilazane)lithium;1,1,1,3,3,3-Hexamethyldisilazane lithium salt;1,1,1-Trimethyl-N-(trimethylsilyl)silanamine lithium salt;Bis(trimethylsilyl)amidolithium;Hexamethyldisilazane lithium salt;Lithiobis(trimethylsilyl)amide;Lithiohexamethyldisilazane;Lithium bis(trimethylsilyl)amine;Lithiumhexamethyldisilazanate;Lithium hexamethyldisilazane;Lithiumhexamethyldisilazanide;Lithium hexamethyldisilazide;N,N-Bis(trimethylsilyl)amine lithium salt;N-Lithiohexamethyldisilazane;[1,1,1-Trimethyl-N-(trimethylsilyl)silanaminato]lithium;
EINECS(EC#)223-725-6
Molecular FormulaC6H18LiNSi2
Molecular Weight167.32
AppearanceWhite solid. Slight odor.
refractive indexn20/D 1.425(lit.)
storage tempbelow 5° C
Sensitive Air & Moisture Sensitive
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass4.3
Hazard F:Flammable;C:Corrosive;N:Dangerousfortheenvironment;
Risk R11;R20;R35;R51/53;R65;R67
Safety
Hazard Codes of Lithium bis(trimethylsilyl)amide (CAS NO.4039-32-1): 
F,
C,
N
Risk Statements: 11-34-48/20-63-65-67-51/53-35-62-14
R11: Highly flammable.
R34: Causes burns.
R48: Danger of serious damage to health by prolonged exposure.
R20: Harmful by inhalation.
R63: Possible risk of harm to the unborn child.
R65: Harmful: may cause lung damage if swallowed.
R67: Vapours may cause drowsiness and dizziness.
R51/53: Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
R35: Causes severe burns.
R62: Risk of impaired fertility.
R14: Reacts violently with water.
Safety Statements: 9-16-26-29-33-36/37/39-45-61-62-57-43
S9: Keep container in a well-ventilated place.
S16: Keep away from sources of ignition.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S29: Do not empty into drains.
S33: Take precautionary measures against static discharges.
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.)
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.
S62: If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label.
S57: Use appropriate container to avoid environmental contamination.
S43: In case of fire use ... (there follows the type of fire-fighting equipment to be used.)
RIDADR: UN 2925 4.1/PG 2
WGK Germany: 3
F: 10-23
TSCA: Yes
HazardClass: 4.3
PackingGroup: II
Unstable in air. Ignites when compressed. Upon decomposition it emits toxic fumes of LI2O and NOx. See also LITHIUM COMPOUNDS, SILANE, and AMIDES.
