Identification | More | [Name]
2,2,4,4,6,6-Hexamethylcyclotrisilazane | [CAS]
1009-93-4 | [Synonyms]
1,1,3,3,5,5-HEXAMETHYLCYCLOTRISILAZANE 2,2,4,4,6,6-HEXAMETHYLCYCLOTRISILAZANE DIMETHYLSILAZANE CYCLIC TRIMER HEXAMETHYLCYCLOTRISILAZANE LABOTEST-BB LT00454897 2,2,4,4,6,6-Hexamethyl-1,3,5,2,4,6-triazatrisilinane 2,2,4,4,6,6-hexamethyl-cyclotrisilazan CH7250 Cyclotrisilazane, 2,2,4,4,6,6-hexamethyl- Cyclotrisilazane, hexamethyl- cyclotrisilazane,2,2,4,4,6,6-hexamethyl- Dimethylsilazane trimer dimethylsilazanetrimer H7250 nsc139842 2,2,4,4,6,6-Hexamethyl-1,3,5-triaza-2,4,6-trisilacyclohexane 2,2,4,4,6,6-Hexamethylcyclohexanetrisilazane | [EINECS(EC#)]
213-773-6 | [Molecular Formula]
C6H24N3Si3 | [MDL Number]
MFCD00039698 | [Molecular Weight]
222.53 | [MOL File]
1009-93-4.mol |
Chemical Properties | Back Directory | [Appearance]
clear colorless liquid | [Melting point ]
−10 °C(lit.) | [Boiling point ]
188 °C756 mm Hg(lit.) | [density ]
0.92 g/mL at 25 °C(lit.)
| [vapor pressure ]
35Pa at 25℃ | [refractive index ]
n20/D 1.445(lit.)
| [Fp ]
139 °F
| [Water Solubility ]
Decomposes in contact with water,Insoluble in water | [form ]
liquid | [pka]
14.76±0.20(Predicted) | [color ]
colorless | [Specific Gravity]
0.922 | [Hydrolytic Sensitivity]
7: reacts slowly with moisture/water | [BRN ]
774739 | [InChIKey]
WGGNJZRNHUJNEM-UHFFFAOYSA-N | [CAS DataBase Reference]
1009-93-4(CAS DataBase Reference) | [NIST Chemistry Reference]
Hexamethylcyclotrisilazane(1009-93-4) | [EPA Substance Registry System]
1009-93-4(EPA Substance) |
Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S36:Wear suitable protective clothing . | [RIDADR ]
1993 | [WGK Germany ]
3
| [RTECS ]
GZ4720000
| [F ]
10-21 | [TSCA ]
Yes | [HazardClass ]
3.2 | [PackingGroup ]
III | [HS Code ]
29349990 |
Hazard Information | Back Directory | [Hazard]
Moderately toxic by ingestion. | [Description]
2,2,4,4,6,6-Hexamethylcyclotrisilazane is a colorless liquid that is soluble in water. It has an odor similar to ether and a boiling point of about 100 degrees Celsius. The chemical formula for this compound is CH3(CH2)6SiCl6. 2,2,4,4,6,6-Hexamethylcyclotrisilazane has been used as a solvent for producing polymers and as a reagent for organic synthesis. It may also be used as a precursor to silicon dioxide nanoparticles used in producing semiconductors and solar cells. 2,2,4,4,6,6-Hexamethylcyclotrisilazane reacts with hydrochloric acid to produce hydrogen chloride gas and zirconium oxide. It also reacts with sodium citrate in the presence of fatty acids to form an ester product called methyl eth.
| [Chemical Properties]
clear colorless liquid | [Flammability and Explosibility]
Flammable | [Purification Methods]
Purify it by fractional distillation at atmospheric pressure until the temperature reaches 200o. It is moisture sensitive. The residue in the flask is mostly octamethylcyclotetrasilazane. [Brewer & Haber J Am Chem Soc 70 3888 1948, Beilstein 4 III 1887.] |
Spectrum Detail | Back Directory | [Spectrum Detail]
2,2,4,4,6,6-Hexamethylcyclotrisilazane(1009-93-4)MS 2,2,4,4,6,6-Hexamethylcyclotrisilazane(1009-93-4)1HNMR 2,2,4,4,6,6-Hexamethylcyclotrisilazane(1009-93-4)13CNMR 2,2,4,4,6,6-Hexamethylcyclotrisilazane(1009-93-4)IR1 2,2,4,4,6,6-Hexamethylcyclotrisilazane(1009-93-4)Raman
|
|
|