Dimethoxydiphenylsilane
Dimethoxydiphenylsilane (CAS: 6843-66-9), with the empirical formula C14H16O2Si and a molecular weight of 244.36 g/mol, is an organosilicon compound. It finds utility as a building block in chemical synthesis and materials science. This compound is particularly relevant in micro/nanoelectronics and self-assembly applications, leveraging its unique silane structure.
- IUPAC
- Diphenyldimethoxysilane

Chemical Synthesis Intermediate
Dimethoxydiphenylsilane serves as a versatile intermediate in the synthesis of complex organic and organometallic compounds. Its diphenyl and dimethoxy functionalities allow for diverse chemical transformations.
Materials Science
This silane is employed in the development of novel materials, including polymers and coatings, where its structure can impart specific thermal or mechanical properties. It is also investigated for self-assembly applications.
Micro/Nanoelectronics
The compound is relevant in the microelectronics industry, potentially used in surface modification or as a component in the fabrication of electronic devices. Its organosilicon nature is advantageous in this field.
| Molecular weight | 244.36 |
|---|---|
| Empirical formula | C14H16O2Si |
| Assay | ≥95.0% (GC) |
| Boiling point | 161 °C/15 mmHg(lit.) |
| Density | 1.08 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.5450(lit.) |

Hazard statements
- H315Causes skin irritation
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 121 °C / 249.8 °F |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 38 |
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 Dimethoxydiphenylsilane used for?
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Dimethoxydiphenylsilane is utilized as an intermediate in chemical synthesis, in materials science for developing polymers and coatings, and in micro/nanoelectronics for surface modification and device fabrication. It is also relevant in self-assembly applications.
What are the CAS number and formula for Dimethoxydiphenylsilane?
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The CAS number for Dimethoxydiphenylsilane is 6843-66-9, and its empirical formula is C14H16O2Si.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dimethoxydiphenylsilane with an assay of ≥95.0% (GC). We do not represent this product as USP, BP, or EP grade.
How should Dimethoxydiphenylsilane be handled safely?
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Dimethoxydiphenylsilane is classified as a Warning with hazard statement H315 (Causes skin irritation). Safe handling requires appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator.
Is Dimethoxydiphenylsilane a controlled substance?
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The provided data does not indicate that Dimethoxydiphenylsilane is a controlled substance.
How is Dimethoxydiphenylsilane packed, shipped, and exported?
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Tech Serve Solutions handles the packing, shipping, and export of chemicals like Dimethoxydiphenylsilane in compliance with all relevant regulations to ensure safe and secure delivery worldwide.
How can I request a sample or quote for Dimethoxydiphenylsilane?
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To request a sample or a quote for Dimethoxydiphenylsilane, please contact our sales team through the website or by phone.
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