Trimethylfluorosilane
Synonym(s):Trimethylfluorosilane;Trimethylsilyl fluoride
- CAS NO.：420-56-4
- Empirical Formula: C3H9FSi
- Molecular Weight: 92.19
- MDL number: MFCD00042064
- EINECS: 206-997-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-01-16 11:14:42
What is Trimethylfluorosilane?
Chemical properties
Clear liquid
The Uses of Trimethylfluorosilane
Trimethylfluorosilane is used in the pharmaceutical and chemical industry.
Purification Methods
It is a FLAMMABLE gas which is purified by fractional distillation through a column at low temperature and with the exclusion of air [Booth & Suttle J Am Chem Soc 68 2658 1946, Reid & Wilkins J Chem Soc 4029 1955]. [Beilstein 4 IV 4007.]
Properties of Trimethylfluorosilane
| Melting point: | −74 °C(lit.) |
| Boiling point: | 16 °C(lit.) |
| Density | 0.793 g/mL at 25 °C(lit.) |
| Flash point: | −22 °F |
| Specific Gravity | 0.793 |
| Hydrolytic Sensitivity | 8: reacts rapidly with moisture, water, protic solvents |
| BRN | 1731132 |
| CAS DataBase Reference | 420-56-4(CAS DataBase Reference) |
| NIST Chemistry Reference | Silane, fluorotrimethyl-(420-56-4) |
| EPA Substance Registry System | Fluorotrimethylsilane (420-56-4) |
Safety information for Trimethylfluorosilane
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Gas Cylinder Compressed Gases GHS04  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H224:Flammable liquids H280:Gases under pressure H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. 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. P410+P403:Protect from sunlight. Store in a well-ventilated place. |
Computed Descriptors for Trimethylfluorosilane
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