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HS Code |
349432 |
| Chemicalname | Methylphenyldichlorosilane |
| Casnumber | 149-74-6 |
| Molecularformula | C7H8Cl2Si |
| Molecularweight | 191.14 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Boilingpoint | 220-221°C |
| Meltingpoint | -48°C |
| Density | 1.17 g/cm3 at 25°C |
| Refractiveindex | 1.536 at 20°C |
| Flashpoint | 98°C (closed cup) |
| Solubility | Decomposes in water |
| Purity | Typically ≥98% |
| Unnumber | 2536 |
| Vaporpressure | 0.6 mmHg at 25°C |
| Synonyms | Dichloro(methyl)phenylsilane |
As an accredited Methylphenyldichlorosilane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A tightly sealed 500 mL amber glass bottle with a secure screw cap, labeled "Methylphenyldichlorosilane" and hazard symbols. |
| Shipping | Methylphenyldichlorosilane is shipped as a hazardous material in tightly sealed containers, protected from moisture and incompatible substances. It must be handled according to applicable regulations, such as DOT and IMDG guidelines, and is typically transported in UN-approved drums or bottles, with proper labeling and documentation to ensure safety during transit. |
| Storage | Methylphenyldichlorosilane should be stored in a tightly sealed container, away from moisture, in a cool, dry, and well-ventilated area. Keep it away from incompatible substances such as water, alcohols, and strong oxidizers. Store under inert gas, such as nitrogen, to prevent hydrolysis and hazardous gas release. Protect from direct sunlight and sources of ignition. |
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Purity 99%: Methylphenyldichlorosilane with 99% purity is used in advanced silicone polymer synthesis, where high-purity feedstock ensures superior polymer clarity and mechanical strength. Boiling Point 220°C: Methylphenyldichlorosilane with a boiling point of 220°C is used in chemical vapor deposition processes, where consistent thermal stability enables precise thin film formation. Low Moisture Content: Methylphenyldichlorosilane with low moisture content is used in the production of moisture-sensitive siloxane resins, where minimal hydrolysis guarantees product integrity. Density 1.2 g/cm³: Methylphenyldichlorosilane at a density of 1.2 g/cm³ is used in resin compounding, where optimal density aids in accurate dosing and homogeneous mixing. Reactivity Grade: Methylphenyldichlorosilane of high reactivity grade is used in crosslinking agent formulations, where enhanced reactivity facilitates rapid curing times. Storage Stability at 25°C: Methylphenyldichlorosilane with storage stability at 25°C is used in bulk monomer storage, where stable composition reduces degradation concerns during prolonged storage. Distillation Range Narrow: Methylphenyldichlorosilane with a narrow distillation range is used in electronic encapsulant manufacturing, where uniform volatility supports consistent encapsulation properties. Chlorine Content 29%: Methylphenyldichlorosilane with a chlorine content of 29% is used in halogenated silane synthesis, where controlled chlorine levels provide targeted functionalization. |
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