N-sec-Butyl(trimethylsilyl)amine
N-sec-Butyl(trimethylsilyl)amine (CAS: 17425-82-0; Formula: C7H19NSi) is a liquid organosilicon compound with a molecular weight of 145.32 g/mol. It serves as a precursor in materials science, particularly for applications in micro/nanoelectronics. This compound is valuable in vapor deposition processes like Chemical Vapor Deposition (CVD) and Atomic Layer Deposition (ALD) due to its specific chemical properties, enabling the formation of silicon-containing thin films.

CVD and ALD Precursors
This compound is utilised as a precursor in Chemical Vapor Deposition (CVD) and Atomic Layer Deposition (ALD) processes. It facilitates the controlled deposition of silicon-containing thin films, crucial for semiconductor manufacturing and advanced material synthesis.
Materials Science
N-sec-Butyl(trimethylsilyl)amine finds applications in various materials science research and development activities. Its unique structure allows for the tailored synthesis of novel materials with specific electronic or structural properties.
Micro/NanoElectronics
The compound is employed in the microelectronics industry for fabricating advanced electronic components. Its use in vapor deposition techniques enables the precise layering of materials required for creating integrated circuits and other nanoscale devices.
Silicon-based Film Deposition
It acts as a source for depositing silicon-containing films, which are essential in numerous technological applications. This includes the formation of dielectric layers, conductive coatings, and other functional materials.
| Molecular weight | 145.32 |
|---|---|
| Empirical formula | C7H19NSi |
| Assay | 98% |
| Boiling point | 125 °C(lit.) |
| Density | 0.762 g/mL at 25 °C(lit.) |




Hazard statements
- H225Highly flammable liquid and vapour
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
- H332Harmful if inhaled
- H400Very toxic to aquatic life
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 8 °C / 46.4 °F |
| Transport (UN / ADR) | UN 2924 3/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,C,N |
| Risk statements (R) | 11-20/22-35-50 |
| Safety statements (S) | 9-16-26-28-36/37/39-45-61 |
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-sec-Butyl(trimethylsilyl)amine used for?
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N-sec-Butyl(trimethylsilyl)amine is primarily used as a precursor in Chemical Vapor Deposition (CVD) and Atomic Layer Deposition (ALD) for materials science and micro/nanoelectronics applications, enabling the deposition of silicon-containing thin films.
What are the CAS number and chemical formula for N-sec-Butyl(trimethylsilyl)amine?
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The CAS number for N-sec-Butyl(trimethylsilyl)amine is 17425-82-0, and its chemical formula is C7H19NSi.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N-sec-Butyl(trimethylsilyl)amine with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How is N-sec-Butyl(trimethylsilyl)amine handled and stored?
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N-sec-Butyl(trimethylsilyl)amine is a flammable liquid (flash point 8 °C) and corrosive. It poses health hazards including being harmful if swallowed, inhaled, and causing severe skin burns and eye damage. It is also very toxic to aquatic life. Handling requires appropriate personal protective equipment such as gloves, goggles, face shields, and respiratory protection, in a well-ventilated area, away from ignition sources. Consult the Safety Data Sheet for full details.
How is this chemical packed and shipped?
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N-sec-Butyl(trimethylsilyl)amine is classified under UN 2924, Hazard Class 3 (Flammable Liquids), Packing Group II. It is shipped according to stringent international regulations for hazardous materials to ensure safe transit globally.
How can I request a sample or quote for N-sec-Butyl(trimethylsilyl)amine?
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To request a sample or a detailed quote for N-sec-Butyl(trimethylsilyl)amine, please contact our sales department via the website or direct email, providing your specific requirements.
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