n-Octadecyltriethoxysilane
n-Octadecyltriethoxysilane (CAS: 7399-00-0) is an organosilicon compound with the formula C24H52O3Si and a molecular weight of 416.75 g/mol. This silane derivative functions primarily as a surface modification agent, forming hydrophobic layers by reacting with hydroxyl groups on substrates. Its unique structure allows for enhanced water repellency and improved adhesion in various material science applications.
- IUPAC
- Triethoxy(octadecyl)silane
- Synonyms
- Triethoxy(octadecyl)silane
Surface Modification
n-Octadecyltriethoxysilane is widely used to create hydrophobic and oleophobic surfaces on materials such as glass, metal oxides, and silica. It reacts with surface hydroxyl groups to form stable covalent bonds, imparting water-repellent properties.
Adhesion Promotion
This silane can act as an adhesion promoter between organic polymers and inorganic substrates. It bridges the interface, improving the mechanical strength and durability of composite materials and coatings.
Material Science Research
It serves as a valuable reagent in material science research for developing novel functional materials, self-assembled monolayers, and in the synthesis of specialized polymers and coatings.
| Molecular weight | 416.75 |
|---|---|
| Empirical formula | C24H52O3Si |
Precautionary statements
- P305IF IN EYES
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 n-Octadecyltriethoxysilane used for?
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n-Octadecyltriethoxysilane is primarily used for surface modification to impart hydrophobicity and as an adhesion promoter between organic and inorganic materials.
What is the CAS number and formula for n-Octadecyltriethoxysilane?
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The CAS number is 7399-00-0 and the empirical formula is C24H52O3Si.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies n-Octadecyltriethoxysilane with a purity of 97%. This product is suitable for research and chemical synthesis applications and is not represented as USP, BP, or EP grade.
What are the safety precautions when handling n-Octadecyltriethoxysilane?
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Handle n-Octadecyltriethoxysilane with appropriate personal protective equipment. In case of eye contact, rinse cautiously with water for several minutes, remove contact lenses if present and easy to do, and continue rinsing. Refer to the Safety Data Sheet (SDS) for comprehensive handling guidelines.
How is n-Octadecyltriethoxysilane packed and shipped?
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n-Octadecyltriethoxysilane is typically packed in secure containers suitable for chemical transport and can be exported globally by Tech Serve Solutions.
How can I request a sample or quote for n-Octadecyltriethoxysilane?
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To request a sample or quote, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements.
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