Poly(dimethylsiloxane), chlorine terminated
Poly(dimethylsiloxane), chlorine terminated (CAS: 67923-13-1) is a versatile silicone polymer with the linear formula (C4H13ClO2Si2)n and an average molecular weight of approximately 3,000. This homopolymer exhibits a low viscosity and is utilised across various scientific and industrial domains, particularly in materials science and micro/nanoelectronics. Its unique chlorine termination makes it a valuable building block in polymer synthesis and surface modification applications.
- Synonyms
- (C4H13ClO2Si2)n
Materials Science
This chlorine-terminated PDMS is employed in the development of novel materials, leveraging its siloxane backbone and reactive end groups for polymer cross-linking and functionalization.
Micro/Nanoelectronics and Bioelectronics
Its properties make it suitable for applications in microfluidic devices, lab-on-a-chip systems, and as a dielectric or substrate material in electronic components.
Polymer Chemistry
The chlorine termination allows for controlled chemical reactions, enabling its use as a monomer or functional additive in the synthesis of specialized polysiloxanes.
Surface Modification
It can be used to modify surfaces, imparting properties such as hydrophobicity or creating reactive sites for further chemical attachment.
| Linear formula | (C4H13ClO2Si2)n |
|---|---|
| Boiling point | >177 °C(lit.) |
| Density | 1 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.406(lit.) |
| Viscosity | ~3 cSt(lit.) |
| Flash point | 85 °C / 185 °F |
|---|---|
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | average Mn ~3,000 |
|---|
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 Poly(dimethylsiloxane), chlorine terminated used for?
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Poly(dimethylsiloxane), chlorine terminated is used in materials science, micro/nanoelectronics, bioelectronics, microfluidics, polymer chemistry, and surface modification.
What are the CAS number and formula for Poly(dimethylsiloxane), chlorine terminated?
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The CAS number is 67923-13-1 and the linear formula is (C4H13ClO2Si2)n.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Poly(dimethylsiloxane), chlorine terminated with an average Mn of ~3,000. This is a research or technical grade material, and TSS does not represent it as USP, BP, or EP grade.
What are the safety and handling considerations for this product?
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This compound has a flash point of 85°C (185°F) and is classified under NA 1993 / PGIII. It is assigned WGK Germany 3. Please consult the Safety Data Sheet (SDS) for comprehensive handling and safety information.
How is Poly(dimethylsiloxane), chlorine terminated packed, shipped, and exported?
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Tech Serve Solutions packs, ships, and exports chemicals in compliance with international regulations to ensure safe and secure delivery worldwide.
How can I request a sample or quote for Poly(dimethylsiloxane), chlorine terminated?
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To request a sample or quote, please contact our sales team through the website or by calling us directly.
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