CYCLOTRIMETHYLENEDIMETHYLSILANE
Synonym(s):1,1-Dimethylsilacyclobutane;Dimethyltrimethylenesilane
- CAS NO.：2295-12-7
- Empirical Formula: C5H12Si
- Molecular Weight: 100.23
- MDL number: MFCD00039674
- EINECS: 218-939-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2022-12-30 16:20:48
What is CYCLOTRIMETHYLENEDIMETHYLSILANE?
Physical properties
bp 79–80 °C.
The Uses of CYCLOTRIMETHYLENEDIMETHYLSILANE
Reactive silicon compound capable of undergoing various insertion and ring-opening reactions.
Preparation
1,1-dichlorosilacyclobutane is treated with methylmagnesium halides or methyllithium in THF or Et2O. Exposure of chloro(3-chloropropyl)dimethylsilane to activated magnesium in THF or Et2O also gives the titled compound.
Properties of CYCLOTRIMETHYLENEDIMETHYLSILANE
| Melting point: | <0°C |
| Boiling point: | 82°C |
| Density | 0.777 g/mL at 20 °C(lit.) |
| refractive index | n |
| Flash point: | -5°C |
| Specific Gravity | 0.775 |
| Hydrolytic Sensitivity | 4: no reaction with water under neutral conditions |
| BRN | 102434 |
| EPA Substance Registry System | Silacyclobutane, 1,1-dimethyl- (2295-12-7) |
Safety information for CYCLOTRIMETHYLENEDIMETHYLSILANE
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02 |
| GHS Hazard Statements |
H225:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. |
Computed Descriptors for CYCLOTRIMETHYLENEDIMETHYLSILANE
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