1,1,3,3-Tetramethyldisilazane
1,1,3,3-Tetramethyldisilazane (CAS: 15933-59-2) is an organosilicon compound with the molecular formula [(CH3)2SiH]2NH and a molecular weight of 133.34 g/mol. This flammable liquid is primarily utilised as a reagent in chemical synthesis and is a key component in the production of various organosilicon compounds. Its specific properties make it valuable in research and industrial applications requiring silicon-based chemistry.
- IUPAC
- TMDS
- Synonyms
- 3-Tetramethyldisilazane[(CH3)2SiH]2NHTMDS
![1,1,3,3-Tetramethyldisilazane ([(CH3)2SiH]2NH) — chemical structure, CAS 15933-59-2; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F15933-59-2.png&w=3840&q=75)
Chemical Synthesis Reagent
1,1,3,3-Tetramethyldisilazane serves as a versatile reagent in organic and organometallic chemistry. It is particularly useful for introducing silyl groups into molecules and as a precursor for other silicon-containing compounds.
Organosilicon Compound Precursor
This compound is a valuable building block for synthesising a range of organosilicon materials. Its structure allows for various functionalisation routes, leading to polymers, resins, and specialised silicon derivatives.
Research and Development
Used in laboratory settings for exploring new synthetic pathways and developing novel materials. Its distinct reactivity profile supports academic and industrial research in silicon chemistry.
| Molecular weight | 133.34 |
|---|---|
| Linear formula | [(CH3)2SiH]2NH |
| Assay | 97% |
| Density | 0.752 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.404(lit.) |
| Melting point | 99-100 °C |
Hazard statements
- H225Highly flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, 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,Xi |
| Risk statements (R) | 11-36/37/38 |
| Safety statements (S) | 16-26-36 |
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 1,1,3,3-Tetramethyldisilazane used for?
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1,1,3,3-Tetramethyldisilazane is primarily used as a reagent in chemical synthesis and as a precursor for various organosilicon compounds in research and industrial applications.
What is the CAS number and chemical formula for 1,1,3,3-Tetramethyldisilazane?
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The CAS number is 15933-59-2 and the linear chemical formula is [(CH3)2SiH]2NH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,1,3,3-Tetramethyldisilazane with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 1,1,3,3-Tetramethyldisilazane be handled safely?
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1,1,3,3-Tetramethyldisilazane is a highly flammable liquid and vapour (H225), causing skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a full-face respirator or suitable filter, in a well-ventilated area away from ignition sources.
How is 1,1,3,3-Tetramethyldisilazane packed, shipped, and exported?
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1,1,3,3-Tetramethyldisilazane is packed according to safety regulations for hazardous materials. As a global supplier, Tech Serve Solutions is experienced in exporting chemicals, adhering to all international shipping and customs requirements for flammable liquids (UN 2924, PGII).
How can I request a sample or quote for 1,1,3,3-Tetramethyldisilazane?
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To request a sample or quote for 1,1,3,3-Tetramethyldisilazane, please contact our sales team through the website or by calling our direct line.
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