HEXACHLORODISILANE
Synonym(s):1,1,1,2,2,2-Hexachlorodisilane;Disilicon hexachloride;HCDS
- CAS NO.：13465-77-5
- Empirical Formula: Cl6Si2
- Molecular Weight: 268.89
- MDL number: MFCD00011599
- EINECS: 236-704-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-01-27 09:38:02
What is HEXACHLORODISILANE?
Chemical properties
colourless liquid
Physical properties
bp 144–145.5 °C; d 1.562 g cm?3.
The Uses of HEXACHLORODISILANE
Hexachlorodisilane can be used in deoxygenation and desulfurization of phosphine oxides, phosphine sulfides, and amine oxides; reducing agent for nitro groups and sulfur diimides.
The Uses of HEXACHLORODISILANE
HCDS may be used as a reducing agent. It may be combined with ammonia to form silicon nitride by chemical vapor deposition(CVD) technique.
What are the applications of Application
Hexachlorodisilane is a reagent for deoxygenation reactions
General Description
Hexachlorodisilane (HCDS) is a chlorosilane used as a precursor for producing disilanes. It is a dioxidizer that is used in the production of silicon films and silicon nitride based films.
Flammability and Explosibility
Non flammable
Properties of HEXACHLORODISILANE
| Melting point: | <0°C |
| Boiling point: | 144-145.5 °C (lit.) |
| Density | 1.562 g/mL at 25 °C (lit.) |
| vapor pressure | 2.8hPa at 25℃ |
| refractive index | n |
| Flash point: | 78°C |
| storage temp. | below 5° C |
| solubility | sol CHCl3, CH2Cl2, benzene, THF; reacts violently,
producing toxic fumes, with H2O, alcohols. |
| form | liquid |
| color | Colorless to Almost colorless |
| Specific Gravity | 1.562 |
| Hydrolytic Sensitivity | 8: reacts rapidly with moisture, water, protic solvents |
| Stability: | Stable, but reacts violently with water. Moisture sensitive. May be shock sensitive. Incompatible with water, moisture, acids, strong bases, oxidizing agents, alcohols. |
| CAS DataBase Reference | 13465-77-5(CAS DataBase Reference) |
| EPA Substance Registry System | Disilane, hexachloro- (13465-77-5) |
Safety information for HEXACHLORODISILANE
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P363:Wash contaminated clothing before reuse. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for HEXACHLORODISILANE
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