Bis(dimethylamino)methylsilane
Bis(dimethylamino)methylsilane (CAS: 22705-33-5, Formula: C5H16N2Si) is a reactive organosilicon compound with a molecular weight of 132.28 g/mol. Possessing a characteristic amine odour and a refractive index of n20/D 1.414, this chemical serves as a valuable building block in organic synthesis. Its primary applications lie in the creation of complex molecules and advanced materials, particularly where silicon-nitrogen bonds are required.

Organic Synthesis Intermediate
Bis(dimethylamino)methylsilane functions as a versatile building block in the synthesis of novel organic compounds. Its reactive nature allows for its incorporation into various molecular architectures, facilitating the development of new chemical entities.
Material Science Precursor
This compound can be employed as a precursor in the development of advanced materials. The presence of silicon and nitrogen atoms makes it suitable for synthesizing polymers or functional coatings with specific properties.
Research and Development
As a readily available chemical reagent, Bis(dimethylamino)methylsilane is utilised in research laboratories for exploring new synthetic pathways and chemical reactions. Its unique structure offers potential for innovative applications.
| Molecular weight | 132.28 |
|---|---|
| Empirical formula | C5H16N2Si |
| Assay | ≥95.0% (GC) |
| Density | 0.798 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.414 |


Hazard statements
- H225Highly flammable liquid and vapour
- H314Causes severe skin burns and eye damage
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- 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 | -3 °C / 26.6 °F |
| Transport (UN / ADR) | UN 2924 8(3) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,C |
| Risk statements (R) | 11-34 |
| Safety statements (S) | 16-26-36/37/39-45 |
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 Bis(dimethylamino)methylsilane used for?
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Bis(dimethylamino)methylsilane is primarily used as a building block in organic synthesis and as a precursor in material science. It is also utilised in various research and development applications.
What are the CAS number and formula for Bis(dimethylamino)methylsilane?
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The CAS number for Bis(dimethylamino)methylsilane is 22705-33-5, and its empirical formula is C5H16N2Si.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Bis(dimethylamino)methylsilane with an assay of ≥95.0% (GC). This product is typically considered for research and chemical synthesis purposes and is not represented as USP, BP, or EP grade.
What are the main safety hazards associated with Bis(dimethylamino)methylsilane?
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Bis(dimethylamino)methylsilane is a highly flammable liquid and vapour (H225) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including chemical-resistant gloves, eye protection, and respiratory protection, must be used. Handle only in a well-ventilated area, away from ignition sources.
Is Bis(dimethylamino)methylsilane available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Bis(dimethylamino)methylsilane, adhering to all necessary regulations for international shipment.
How can I request a quote or sample?
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To request a quote or a sample of Bis(dimethylamino)methylsilane, please visit our website or contact our sales team directly with your inquiry.
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