octamethylcyclotetrasilazane

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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

Click to get detail 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

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Dichlorodimethylsilane
  • 1,3-Bis(chlorodimethylsilyl)-2,2,4,4-tetramethyl-1,3-diaza-2,4-disilacyclobutane
  • 2,2-dichlorotetramethylcyclotrisiloxane
  • Ammonia
  • benzene

DownStream

  • Iminobis(dimethylchlorosilane)
  • 2,2,4,4-tetramethyl-6-phenyl-cyclo-1,3,5-triaza-2,4-disila-6-borane
  • Bis[2-(diethylamino)ethoxy]dimethylsilane
  • N-butyl-N-[2-[2-(dibutylamino)ethoxy-dimethylsilyl]oxyethyl]butan-1-amine
  • N-[anilino(dimethyl)silyl]aniline
  • 2-(2,2-dimethyl-1,3,6,2-dioxazasilocan-6-yl)ethanol
  • diisopropoxydimethylsilane

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%

Related Compounds

  • 1,2,3,4,5,6,7,8-OCTAMETHYLCYCLOTETRASILAZANE
  • 2,2,4,4,6,6,8,8-Octamethylcyclotetrasilazane
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 1-(2,4-dichlorophenyl)-3-(2,9-dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)urea
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • 4-((6-methylpyridazin-3-yl)oxy)-N-(pyridin-3-yl)benzamide
  • tert-Butyl-DL-alanine