Ethylmethyldichlorosilane
Synonym(s):Ethylmethyldichlorosilane
- CAS NO.：4525-44-4
- Empirical Formula: C3H8Cl2Si
- Molecular Weight: 143.09
- MDL number: MFCD00013607
- EINECS: 224-860-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 00:57:30
What is Ethylmethyldichlorosilane?
Chemical properties
colorless liquid
The Uses of Ethylmethyldichlorosilane
Ethylmethyldichlorosilane is the raw material for producing silicone rubber and silicone resin. Silicone resins has many advantages over natural rubber.
Properties of Ethylmethyldichlorosilane
| Melting point: | 8°C |
| Boiling point: | 100 °C(lit.) |
| Density | 1.063 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 54 °F |
| Specific Gravity | 1.063 |
| Hydrolytic Sensitivity | 8: reacts rapidly with moisture, water, protic solvents |
| Sensitive | Moisture Sensitive |
| BRN | 1361374 |
| InChI | InChI=1S/C3H8Cl2Si/c1-6-2-3(4)5/h3H,2,6H2,1H3 |
| CAS DataBase Reference | 4525-44-4(CAS DataBase Reference) |
| EPA Substance Registry System | Silane, dichloroethylmethyl- (4525-44-4) |
Safety information for Ethylmethyldichlorosilane
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H225:Flammable liquids H314:Skin corrosion/irritation H318:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. P310:Immediately call a POISON CENTER or doctor/physician. 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 Ethylmethyldichlorosilane
| InChIKey | BYKDIAHBFKIHHS-UHFFFAOYSA-N |
| SMILES | [SiH2](CC(Cl)Cl)C |
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