1,1-Dichlorosilacyclobutane
1,1-Dichlorosilacyclobutane (CAS: 2351-33-9, C3H6Cl2Si) is a reactive organosilicon compound with a molecular weight of 141.07 g/mol. This flammable liquid, characterized by its high reactivity, is primarily utilised in chemical synthesis. Its specific structural features make it a valuable building block for introducing silicon into organic molecules and for creating specialised cyclic siloxane structures. It serves as an intermediate in the development of novel materials and fine chemicals.
- Synonyms
- C3H6Cl2Si
Chemical Synthesis Intermediate
1,1-Dichlorosilacyclobutane serves as a versatile intermediate in organic synthesis, enabling the introduction of a silacyclobutane moiety into target molecules. Its reactivity allows for controlled functionalization and polymerisation.
Material Science Precursor
This compound can be employed as a precursor in material science for the synthesis of silicon-containing polymers and materials with unique thermal and mechanical properties. It facilitates the creation of specialised cyclic siloxanes.
Protecting and Derivatizing Agent
In organic chemistry, it finds application as a reagent for protecting functional groups or for derivatization, leveraging the unique chemistry of silicon-carbon bonds.
| Molecular weight | 141.07 |
|---|---|
| Empirical formula | C3H6Cl2Si |
| Assay | 97% |
| Boiling point | 113-115 °C(lit.) |
| Density | 1.19 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.464(lit.) |
Hazard statements
- H225Highly flammable liquid and vapour
- H260In contact with water releases flammable gases
- H314Causes severe skin burns and eye damage
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P223Do not allow contact with water
- P231Handle under inert gas
- P280Wear protective gloves, clothing and eye/face protection
- P370In case of fire
- P422
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 20 °C / 68 °F |
| Transport (UN / ADR) | UN 2988 4.3/PG 1 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 14-34 |
| Safety statements (S) | 16-23-26-36/37/39-45 |
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 1,1-Dichlorosilacyclobutane used for?
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1,1-Dichlorosilacyclobutane is used as an intermediate in chemical synthesis and as a precursor in material science, particularly for creating silicon-containing polymers and specialised cyclic siloxanes. It can also function as a protecting and derivatizing agent.
What are the CAS number and formula for 1,1-Dichlorosilacyclobutane?
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The CAS number for 1,1-Dichlorosilacyclobutane is 2351-33-9 and its empirical formula is C3H6Cl2Si.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,1-Dichlorosilacyclobutane with a minimum assay of 97%. We do not represent this product as meeting any pharmacopoeia standards such as USP, BP, or EP.
How should 1,1-Dichlorosilacyclobutane be handled safely?
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1,1-Dichlorosilacyclobutane is a highly flammable liquid and vapour (H225) that reacts violently with water, releasing flammable gas (H260), and causes severe skin burns and eye damage (H314). Handle with extreme caution in a well-ventilated area, wearing appropriate personal protective equipment including gloves, eye protection, and respiratory protection. Keep away from heat, sparks, and open flames.
How is 1,1-Dichlorosilacyclobutane shipped and exported?
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1,1-Dichlorosilacyclobutane is classified under UN 2988, Hazard Class 4.3 (Dangerous when wet substances), Packing Group I. TSS ships and exports this product in compliance with all relevant international transportation regulations.
How can I request a sample or quote for 1,1-Dichlorosilacyclobutane?
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To request a sample or a quote for 1,1-Dichlorosilacyclobutane, please contact our sales team through the website or by phone. Please specify the quantity and your intended application.
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