3,3-Dichloro-1,1,1,5,5,5-hexamethyltrisiloxane
3,3-Dichloro-1,1,1,5,5,5-hexamethyltrisiloxane (CAS 2750-44-9) is an organosilicon compound with the molecular formula C6H18Cl2OSi3 and a molecular weight of 261.37. This chemical is primarily utilised in chemical synthesis, particularly within the realms of organometallic reagents and broader organosilicon chemistry. Its reactive nature lends itself to specific synthetic transformations.
- IUPAC
- Bis(trimethylsiloxy)dichlorosilane
- Synonyms
- 1,5,5,5-hexamethyltrisiloxaneBis(trimethylsiloxy)dichlorosilane
Chemical Synthesis Reagent
Serves as a specialised reagent in organic and organometallic synthesis, enabling the introduction of specific silicon-containing moieties or acting as a precursor in the formation of complex molecules.
Organosilicon Chemistry
Key intermediate in the development of novel organosilicon compounds and polymers, contributing to materials science and advanced chemical research.
Building Block for Functional Materials
Used in the synthesis of specialised materials where the unique properties of silicon, combined with chlorine functionality, are required for specific performance characteristics.
| Molecular weight | 261.37 |
|---|---|
| Empirical formula | C6H18Cl2OSi3 |
| Density | 0.995 g/mL at 25 °C |
| Refractive index | n20/D 1.398 |
| Storage temperature | 2-8°C |
Hazard statements
- H226Flammable liquid and vapour
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Flash point | 54 °C / 129.2 °F |
|---|---|
| Transport (UN / ADR) | UN 2986 3(8) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 10-34 |
| Safety statements (S) | 26-36/37/39-45 |
| 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 3,3-Dichloro-1,1,1,5,5,5-hexamethyltrisiloxane used for?
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This compound is primarily used as a reagent in chemical synthesis, particularly within organometallic and organosilicon chemistry. It acts as a building block for creating more complex silicon-containing molecules and materials.
What are the CAS number and formula for this compound?
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The CAS number is 2750-44-9, and the empirical formula (Hill notation) is C6H18Cl2OSi3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical at a purity suitable for research and general chemical synthesis. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeial standards.
How should 3,3-Dichloro-1,1,1,5,5,5-hexamethyltrisiloxane be handled safely?
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This substance is classified as Dangerous Goods, with Hazard Statements H226 (flammable liquid and vapour) and H314 (causes severe skin burns and eye damage). It reacts violently with water and requires careful handling in a well-ventilated area, wearing appropriate personal protective equipment (gloves, eye protection, protective clothing). Refer to the Safety Data Sheet for comprehensive guidance.
Is this chemical available for export and how is it shipped?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals. This product is classified under UN 2986, Hazard Class 3(8), Packing Group II, indicating it is shipped as a hazardous material requiring specific packaging and transportation protocols.
How can I request a sample or a quote for 3,3-Dichloro-1,1,1,5,5,5-hexamethyltrisiloxane?
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To request a sample or a quotation, please use the 'Request Sample' or 'Request Quote' buttons on our product page, or contact our sales team directly with your inquiry, referencing the product name and CAS number.
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