octamethylcyclotetrasilazane
Names
[ CAS No. ]:
1020-84-4
[ Name ]:
octamethylcyclotetrasilazane
[Synonym ]:
octamethylcyclotetrasilazane
EINECS 213-817-4
1,2,2,3,4,4,8,8-Octamethyl-1,3,5,7,2,4,6,8-tetrazatetrasilocane
MFCD00046123
2,2,4,4,6,6,8,8-Octamethyl-1,3,5,7,2,4,6,8-tetrazatetrasilocane
Cyclotetrasilazane, 2,2,4,4,6,6,8,8-octamethyl-
1,1,3,3,5,5,7,7-Octamethyl Cyclotetrasilazane
Chemical & Physical Properties
[ Density]:
0.9±0.1 g/cm3
[ Boiling Point ]:
240.4±23.0 °C at 760 mmHg
[ Melting Point ]:
96-99 °C(lit.)
[ Molecular Formula ]:
C8H28N4Si4
[ Molecular Weight ]:
292.677
[ Flash Point ]:
99.2±22.6 °C
[ Exact Mass ]:
292.139099
[ PSA ]:
48.12000
[ LogP ]:
2.48080
[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C
[ Index of Refraction ]:
1.461
[ Storage condition ]:
2~8℃，Seal
MSDS
Safety Information
[ Hazard Codes ]:
T: Toxic;
[ Risk Phrases ]:
R25
[ Safety Phrases ]:
S45
[ RIDADR ]:
UN 2811 6.1/PG 3
[ WGK Germany ]:
3
[ RTECS ]:
GZ4342500
[ Packaging Group ]:
III
[ Hazard Class ]:
8
[ HS Code ]:
2915900090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2915900090
[ Summary ]:
2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%