A7982712
Trichlorooctadecylsilane , >85.0%(GC) , 112-04-9
Synonym(s):
Octadecyltrichlorosilane
CAS NO.：112-04-9
Empirical Formula: C18H37Cl3Si
Molecular Weight: 387.93
MDL number: MFCD00000484
EINECS: 203-930-7
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 22°C |
| Boiling point: | 223 °C10 mm Hg(lit.) |
| Density | 0.984 g/mL at 25 °C(lit.) |
| vapor density | >1 (vs air) |
| vapor pressure | <5 mm Hg ( 20 °C) |
| refractive index | n |
| Flash point: | 193 °F |
| storage temp. | Store below +30°C. |
| solubility | Chloroform (Sparingly), Dichloromethane (Slightly) |
| form | A liquid |
| Specific Gravity | 0.984 |
| color | White or Colorless to Light yellow |
| Water Solubility | Decomposes in water. |
| Sensitive | Moisture Sensitive |
| Hydrolytic Sensitivity | 8: reacts rapidly with moisture, water, protic solvents |
| BRN | 1778847 |
| Stability: | Stable. Reacts violently with water. Incompatible with strong acids, strong bases, strong oxidizing agents. Air-sensitive. Combustible. |
| InChIKey | PYJJCSYBSYXGQQ-UHFFFAOYSA-N |
| LogP | 6 |
| CAS DataBase Reference | 112-04-9(CAS DataBase Reference) |
| NIST Chemistry Reference | Silane, trichlorooctadecyl-(112-04-9) |
| EPA Substance Registry System | Silane, trichlorooctadecyl- (112-04-9) |
Description and Uses
n-Octadecyltrichlorosilane is used in semiconductor industry to form self-assembled monolayer thin films on silicon dioxide substrates. Used in molecular electronics, as thin insulating gates in Metal-Insulator-Semiconductor Field-Effect Transistors. It is also used in platinum catalyzed synthesis.
Safety
| Symbol(GHS) |  GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P280-P301+P330+P331-P303+P361+P353-P305+P351+P338 |
| Hazard Codes | C |
| Risk Statements | 14-34-29 |
| Safety Statements | 26-36/37/39-43-45-8 |
| RIDADR | UN 1800 8/PG 2 |
| WGK Germany | 1 |
| RTECS | VV4680000 |
| F | 10-21 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | II |
| HS Code | 29319090 |
| Hazardous Substances Data | 112-04-9(Hazardous Substances Data) |
