Tetramethylammonium acetate
Tetramethylammonium acetate (CAS: 10581-12-1) is a quaternary ammonium salt with the linear formula (CH3)4N(OCOCH3). It has a molecular weight of 133.19 g/mol. This compound serves as a versatile reagent in chemical synthesis, particularly as a phase transfer catalyst. Its applications span various industrial and research settings where precise control over chemical reactions is required, making it a valuable component in organic chemistry.

Phase Transfer Catalysis
Tetramethylammonium acetate functions as an effective phase transfer catalyst, facilitating reactions between reactants located in different immiscible phases. This property is crucial for enhancing reaction rates and yields in organic synthesis.
Chemical Synthesis
The compound is employed as a synthetic reagent in various organic transformations. Its structure makes it useful for introducing the tetramethylammonium cation or acetate anion in specific synthetic pathways.
Laboratory Reagent
As a laboratory reagent, Tetramethylammonium acetate is utilized in research and development for exploring novel chemical reactions and developing new synthetic methodologies. It is supplied in technical grade for general laboratory use.
| Molecular weight | 133.19 |
|---|---|
| Linear formula | (CH3)4N(OCOCH3) |
| Assay | 90% |
| Grade | technical grade |
| Melting point | 184 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 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 Tetramethylammonium acetate used for?
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Tetramethylammonium acetate is primarily used as a phase transfer catalyst and a synthetic reagent in chemical synthesis and laboratory research.
What is the CAS number and formula for Tetramethylammonium acetate?
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The CAS number is 10581-12-1, and its linear formula is (CH3)4N(OCOCH3).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetramethylammonium acetate in technical grade with an assay of 90%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling Tetramethylammonium acetate?
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Tetramethylammonium acetate is classified with hazard statements H315, H319, and H335, indicating it causes skin irritation, serious eye irritation, and may cause respiratory irritation. It is advised to use a dust mask type N95, eyeshields, and gloves, and to avoid breathing dust. Ensure adequate ventilation.
How is Tetramethylammonium acetate packed and exported?
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Tech Serve Solutions professionally packs and exports Tetramethylammonium acetate according to international shipping regulations for chemical products, ensuring safe transit to our global customers.
How can I request a sample or quote for Tetramethylammonium acetate?
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To request a sample or a quote for Tetramethylammonium acetate, please contact our sales team through the website or via direct inquiry, providing your specific requirements.
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