T9943830
Trichlorosilane , >98.0%(T) , 10025-78-2
CAS NO.：10025-78-2
Empirical Formula: Cl3HSi
Molecular Weight: 135.45
MDL number: MFCD00011518
EINECS: 233-042-5
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | -127 °C |
| Boiling point: | 32-34 °C(lit.) |
| Density | 1.342 g/mL at 25 °C(lit.) |
| vapor density | 1 (vs air) |
| vapor pressure | 9.75 psi ( 20 °C) |
| refractive index | 1.4-1.402 |
| Flash point: | 7 °F |
| storage temp. | Refrigerator |
| solubility | Soluble in benzene, ether, heptane, chloroform and carbon tetrachloride. |
| form | Liquid |
| Specific Gravity | 1.342 |
| color | Colorless |
| Odor | Sharp, choking, like hydrochloric acid. |
| explosive limit | 70% |
| Water Solubility | decomposes |
| Sensitive | Air & Moisture Sensitive |
| Hydrolytic Sensitivity | 8: reacts rapidly with moisture, water, protic solvents |
| Merck | 14,9646 |
| Stability: | Stable, but extremely flammable. Pyrophoric - spontaneously ignites in air. Explosion hazard in air - note wide explosion limits. Reacts violently with water. Incompatible with moisture, acids, bases, strong oxidizing agents, alcohols, amines. |
| InChIKey | ZDHXKXAHOVTTAH-UHFFFAOYSA-N |
| CAS DataBase Reference | 10025-78-2(CAS DataBase Reference) |
| NIST Chemistry Reference | Trichlorosilane(10025-78-2) |
| EPA Substance Registry System | Trichlorosilane (10025-78-2) |
Description and Uses
Trichlorosilane is used in process of hydrosilylation. It is also used for reductive hydrazination which is a high yielding method for preparation of 1,1-disubstituted hydrazines.
Safety
| Symbol(GHS) |    GHS02,GHS05,GHS06 |
| Signal word | Danger |
| Hazard statements | H224-H250-H302-H314-H331-H335 |
| Precautionary statements | P210-P233-P280-P303+P361+P353-P305+P351+P338-P403+P233 |
| Hazard Codes | F+,C |
| Risk Statements | 12-14-17-20/22-29-35 |
| Safety Statements | 16-26-36/37/39-43-45-7/9-43A |
| RIDADR | UN 1295 4.3/PG 1 |
| WGK Germany | 1 |
| RTECS | VV5950000 |
| F | 4.5-21-31 |
| TSCA | Yes |
| HazardClass | 4.3 |
| PackingGroup | I |
| HS Code | 28530090 |
| Hazardous Substances Data | 10025-78-2(Hazardous Substances Data) |
| Toxicity | LD50 orally in rats: 1.03 g/kg (Smyth) |
