Tetraisobutyldialuminoxane solution
Tetraisobutyldialuminoxane solution (CAS: 998-00-5) is an organoaluminum compound supplied by TSS at a concentration of 10 wt. % in toluene. With a molecular weight of 298.42 g/mol, this reactive chemical finds utility in various chemical synthesis applications, particularly where organometallic reagents are required. Its properties necessitate careful handling and adherence to safety protocols due to its flammability and potential health hazards.
![Tetraisobutyldialuminoxane solution ([(CH3)2CHCH2]2AlOAl[CH2CH(CH3)2]2) — chemical structure, CAS 998-00-5; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F998-00-5.png&w=3840&q=75)
Catalyst in Polymerization
Tetraisobutyldialuminoxane is often employed as a co-catalyst or activator in the polymerization of olefins. It plays a crucial role in controlling polymer properties such as molecular weight and tacticity.
Organic Synthesis Reagent
As an organometallic reagent, this compound can be used in various organic transformations, including alkylation and other carbon-carbon bond-forming reactions. Its reactivity makes it a valuable tool for synthetic chemists.
Precursor for Materials
It can serve as a precursor in the synthesis of advanced materials, including thin films and nanoparticles, particularly in the field of semiconductor research and development.
| Molecular weight | 298.42 |
|---|---|
| Linear formula | [(CH3)2CHCH2]2AlOAl[CH2CH(CH3)2]2 |
| Boiling point | 111 °C |
| Density | 0.867 g/mL at 25 °C |
| Concentration | 10 wt. % in toluene |



Hazard statements
- H225Highly flammable liquid and vapour
- H304May be fatal if swallowed and enters airways
- H315Causes skin irritation
- H336May cause drowsiness or dizziness
- H361D
- H373May cause damage to organs through prolonged exposure
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P281Use personal protective equipment as required
- P301IF SWALLOWED
- P331Do NOT induce vomiting
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -8 °C / 17.6 °F |
| Transport (UN / ADR) | UN 1993BF 3 / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 63-11-38-48/20-65-67 |
| Safety statements (S) | 16-36/37-62 |
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 Tetraisobutyldialuminoxane solution used for?
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This compound is primarily used as a co-catalyst in polymerization processes and as a reagent in various organic synthesis applications, including carbon-carbon bond formation. It can also serve as a precursor for advanced materials.
What are the CAS number and chemical formula for Tetraisobutyldialuminoxane solution?
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The CAS number is 998-00-5. The linear chemical formula is [(CH3)2CHCH2]2AlOAl[CH2CH(CH3)2]2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetraisobutyldialuminoxane solution at a concentration of 10 wt. % in toluene. We do not represent this product as USP, BP, or EP grade; it is supplied for technical and research purposes.
What are the primary safety concerns when handling this chemical?
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This solution is highly flammable (flash point -8 °C) and poses health risks including potential harm if swallowed (H304), skin irritation (H315), drowsiness or dizziness (H336), and potential damage to organs through prolonged or repeated exposure (H373). It may also cause genetic defects (H361d). Strict adherence to safety protocols, including appropriate personal protective equipment like eyeshields, gloves, and a full-face respirator, is essential.
How is this chemical packed, shipped, and exported?
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Tetraisobutyldialuminoxane solution is classified under UN 1993 BF 3 / PG II for transportation. TSS offers expert global shipping and export services for this product.
How can I request a sample or quote for Tetraisobutyldialuminoxane solution?
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Please contact our sales team directly through our website or by phone to request a sample or a formal quotation for Tetraisobutyldialuminoxane solution.
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