octamethylcyclotetrasilazane

Modify Date: 2024-01-03 18:23:14

octamethylcyclotetrasilazane Structure
octamethylcyclotetrasilazane structure
Common Name octamethylcyclotetrasilazane
CAS Number 1020-84-4 Molecular Weight 292.677
Density 0.9±0.1 g/cm3 Boiling Point 240.4±23.0 °C at 760 mmHg
Molecular Formula C8H28N4Si4 Melting Point 96-99 °C(lit.)
MSDS N/A Flash Point 99.2±22.6 °C

 Names

Name Dimethylsilazane Cyclic Tetramer
Synonym More Synonyms

 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

 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

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octamethylcyclotetrasilazane Structure

octamethylcyclo...

CAS#:1020-84-4

Literature: Inorg.Synth., , vol. 5, p. 62 US2462635 , ; Journal of the American Chemical Society, , vol. 70, p. 3888,3889

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octamethylcyclotetrasilazane Structure

octamethylcyclo...

CAS#:1020-84-4

Literature: Inorg.Synth., , vol. 5, p. 62 US2462635 , ; Journal of the American Chemical Society, , vol. 70, p. 3888,3889

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Detail
Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 52, # 8 p. 1843 - 1846,1633 - 1635

~9%

Detail
Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 60, # 9.2 p. 2107 - 2116,1879 - 1887

~8%

Detail
Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 52, # 8 p. 1843 - 1846,1633 - 1635

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Detail
Literature: Journal of the American Chemical Society, , vol. 70, p. 3888,3889

 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%

 Synonyms

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
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