Phenylsilane
Phenylsilane (CAS: 694-53-1, C6H5SiH3) is an organosilicon compound with a molecular weight of 108.21. It is a colourless liquid known for its reactivity, particularly its pyrophoric nature and violent reaction with water. Phenylsilane serves as a valuable reagent in organic synthesis, primarily as a reducing agent and in the introduction of silyl groups into organic molecules. It is widely used in the development of new chemical entities.
Reducing Agent in Organic Synthesis
Phenylsilane acts as an effective reducing agent for various functional groups, including imines and unsaturated compounds. Its reactivity allows for selective reductions under specific reaction conditions.
Silylation Reagent
This compound is employed to introduce phenylsilyl groups into organic molecules. This silylation can be a key step in the synthesis of complex organic structures and polymers.
Precursor for Organosilicon Materials
Phenylsilane can serve as a building block or precursor in the synthesis of advanced organosilicon materials with tailored properties for specialised applications.
| Molecular weight | 108.21 |
|---|---|
| Linear formula | C6H5SiH3 |
| Assay | 97% |
| Boiling point | 120 °C(lit.) |
| Density | 0.877 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.510(lit.) |
Hazard statements
- H225Highly flammable liquid and vapour
- H261In contact with water releases flammable gas
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P231Handle under inert gas
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
- P422
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 8 °C / 46.4 °F |
| Transport (UN / ADR) | UN 3399 4.3/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-14/15-20/22-36/37/38 |
| Safety statements (S) | 16-43 |
| Supplemental hazards | Reacts violently with water. |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Phenylsilane used for?
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Phenylsilane is primarily used as a reducing agent and silylating agent in organic synthesis, and as a precursor for organosilicon materials.
What are the CAS number and formula for Phenylsilane?
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Phenylsilane has the CAS number 694-53-1 and the molecular formula C6H5SiH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenylsilane with an assay of 97%. This is a technical/research grade, and TSS does not represent it as USP, BP, or EP grade.
How should Phenylsilane be handled safely?
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Phenylsilane is highly flammable (Flash Point 8°C) and reacts violently with water, releasing flammable gas. It is also harmful if swallowed, inhaled, or absorbed through the skin, and causes skin and eye irritation. Handle only in a well-ventilated area, away from ignition sources, and use appropriate personal protective equipment, including eye shields, gloves, and a suitable respirator. Avoid contact with water and oxidising agents.
How is Phenylsilane packed, shipped, and exported?
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Phenylsilane is shipped under UN 3399, Hazard Class 4.3, Packing Group II, indicating it is a substance that in contact with water emits flammable gases. TSS exports chemicals globally, adhering to all relevant transportation regulations.
How can I request a sample or a quote for Phenylsilane?
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To request a sample or a quote for Phenylsilane, please contact the TSS sales team through our website or by calling us directly. Please specify the quantity required.
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