Tris(dimethylamido)gallium(III)
Tris(dimethylamido)gallium(III) (CAS 57731-40-5, C12H36Ga2N6) is a solid chemical compound with a molecular weight of 403.90 g/mol. This organogallium compound serves as a precursor in various material science applications, particularly in the deposition of gallium-containing thin films via chemical vapour deposition (CVD) and atomic layer deposition (ALD). It is also utilised in inorganic chemistry and chemical synthesis.

Chemical Vapour Deposition (CVD)
Tris(dimethylamido)gallium(III) is employed as a precursor in CVD processes to deposit thin films of gallium-containing materials. Its properties allow for controlled growth of specific material structures on substrates.
Atomic Layer Deposition (ALD)
This compound is a valuable precursor for ALD, enabling the sequential deposition of atomically thin layers. It is particularly useful for creating precise and conformal coatings in microelectronic applications.
Materials Science Research
Researchers utilise Tris(dimethylamido)gallium(III) in developing novel gallium-based materials and exploring their electronic and optical properties. Its use contributes to advancements in semiconductor technology and functional materials.
Chemical Synthesis
The compound can be utilised as a reagent or building block in the synthesis of other complex inorganic or organometallic compounds. Its reactive nature lends itself to various synthetic transformations.
| Molecular weight | 403.90 |
|---|---|
| Empirical formula | C12H36Ga2N6 |
| Assay | 98% |
| Form | solid |
| Melting point | 104-105.5 °C(lit.) |


Hazard statements
- H228Flammable solid
- 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 | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 55 °C / 131 °F |
| Transport (UN / ADR) | UN 2925 4.1/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,C |
| Risk statements (R) | 11-14-34 |
| Safety statements (S) | 16-26-36/37/39-45 |
| Supplemental hazards | Reacts violently with water. |
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 Tris(dimethylamido)gallium(III) used for?
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Tris(dimethylamido)gallium(III) is primarily used as a precursor in chemical vapour deposition (CVD) and atomic layer deposition (ALD) for the fabrication of gallium-containing thin films, and in materials science and chemical synthesis research.
What is the CAS number and formula for Tris(dimethylamido)gallium(III)?
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The CAS number is 57731-40-5 and the empirical formula is C12H36Ga2N6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tris(dimethylamido)gallium(III) at 98% purity. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Tris(dimethylamido)gallium(III) be handled?
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This compound is flammable (flash point 55 °C) and corrosive, causing severe skin burns and eye damage. It reacts violently with water. Handle with appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, in a well-ventilated area, and keep away from ignition sources and moisture.
How is Tris(dimethylamido)gallium(III) packed and shipped?
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Tris(dimethylamido)gallium(III) is packed and shipped according to international regulations for hazardous materials, including UN 2925, Class 4.1, Packing Group II. We are experienced global exporters.
How can I request a quote or sample?
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Please contact our sales team via the website or direct email to request a quote or a sample of Tris(dimethylamido)gallium(III).
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