Urea,N,N'-bis(trimethylsilyl)- cas no:18297-63-7
Synonyms: Urea,1,3-bis(trimethylsilyl)- (7CI,8CI);Bis(trimethylsilyl)urea;N,N'-Bis(trimethylsilyl)urea;N1,N2-Bis(trimethylsilyl)urea;TSL 8845;1,3-Bis(trimethylsilyl)urea (BSU);
NameUrea,N,N'-bis(trimethylsilyl)-
CAS18297-63-7
SynonymsUrea,1,3-bis(trimethylsilyl)- (7CI,8CI);Bis(trimethylsilyl)urea;N,N'-Bis(trimethylsilyl)urea;N1,N2-Bis(trimethylsilyl)urea;TSL 8845;1,3-Bis(trimethylsilyl)urea (BSU);
EINECS(EC#)242-177-9
Molecular FormulaC7H20N2OSi2
Molecular Weight204.42
AppearanceWhite needle, crystalline powder with slight amine smell.
refractive index1.442
storage tempStore in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Sensitive Moisture Sensitive
Hazard F
Risk R11
Safety
Hazard Codes: 
F,
Xn
Risk Statements: 11-36/37/38-20/21/22
R11: Highly flammable.
R36/37/38: Irritating to eyes, respiratory system and skin.
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 14-16-24/25-36-26
S14: Keep away from ... (a list of incompatible materials will follow).
S16: Keep away from sources of ignition.
S24/25: Avoid contact with skin and eyes.
S36: Wear suitable protective clothing.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
RIDADR: UN 1325 4.1/PG 2
WGK Germany: 3
F: 3-10-21
TSCA: Yes
HS Code: 29310095
HS Code 29310095
