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: | −126.6 °C (−195.9 °F; 146.6 K) |
| Boiling point: | 31.8 °C (89.2 °F; 304.9 K) |
| Density | 1.342 g/cm3 |
| vapor density | 1 (vs air) |
| vapor pressure | 9.75 psi ( 20 °C) |
| refractive index | 1.40 |
| Flash point: | −27 °C (−17 °F; 246 K) |
| storage temp. | Refrigerator |
| solubility | Soluble in benzene, ether, heptane, chloroform and carbon tetrachloride. |
| form | liquid |
| Specific Gravity | 1.342 |
| color | colourless |
| Odor | Sharp, choking, like hydrochloric acid. |
| explosive limit | 70% |
| Water Solubility | decomposes |
| Specific Heat Capacity | Cp(gas): 0.56 J/(g·K), at 25℃ |
| Hydrolytic Sensitivity | 8: reacts rapidly with moisture, water, protic solvents |
| Sensitive | Air & Moisture Sensitive |
| 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,GHS08 |
| Signal word | Danger |
| Hazard statements | H331-H302-H314-H370-H372-H335-H224-H250-H260 |
| Precautionary statements | P501-P223-P222-P260-P270-P240-P231+P232-P210-P233-P243-P241-P242-P271-P264-P280-P370+P378-P335+P334-P308+P311-P303+P361+P353-P302+P334-P301+P330+P331-P363-P301+P312+P330-P304+P340+P310-P305+P351+P338+P310-P403+P233-P422-P402+P404-P403+P235-P405 |
| 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 |
| WGK Germany | 1 |
| RTECS | VV5950000 |
| F | 4.5-21-31 |
| TSCA | TSCA listed |
| 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) |
| REACH Registrations | Active |
| Excepted Quantities | Forbidden |
