Appearance:Colorless, transparent and flowable liquid
Purpose：Hexamethyl disilazane appears as a liquid. May be toxic by ingestion. Irritates skin and eyes. Vapors are heavier than air. May emit highly toxic nitrogen oxide fumes when heated to decomposition. Used to make other chemicals.
Structural formula:
Properties
Summary
Hexamethyl disilazane appears as a liquid. May be toxic by ingestion. Irritates skin and eyes. Vapors are heavier than air. May emit highly toxic nitrogen oxide fumes when heated to decomposition. Used to make other chemicals.
CAS No.
999-97-3
Formula
C6H19NSi2
Molecular Mass
161.39300
Exact Mass
161.10600
PSA
12.03000
Logp
2.63670
IUPAC
[dimethyl-(trimethylsilylamino)silyl]methane
Attribute classification
Matter Classification
organic
Category
Chemical and Physical Properties
Melting Point
-78 °C
Density
0.774 g/mL at 25 °C(lit.)
Boiling Point
125 °C(lit.)
Flash Point
57.2 °F
Appearance
Colorless, transparent and flowable liquid
Acidity and Basicity
alkalinity
Export information
HS Code
29319000
Export Formalities
A,B
N,M,R,S
UN No.
3286
DG-Class
3
Risk Code
R11-20/21/22-34-52/53
Safety Label
F,C,Xn
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