Triethylmethylammonium chloride
Triethylmethylammonium chloride (CAS: 10052-47-8) is a quaternary ammonium salt with the linear formula (C2H5)3N(Cl)CH3 and a molecular weight of 151.68 g/mol. This compound serves as a valuable reagent in chemical synthesis, particularly as a phase transfer catalyst. It is widely employed in various organic transformations, facilitating reactions between immiscible phases. Its utility extends to applications within the broader scope of chemical synthesis and as a component in laboratory research.
- IUPAC
- Methyltriethylammonium chloride
- Synonyms
- Methyltriethylammonium chloride

Phase Transfer Catalysis
Triethylmethylammonium chloride functions as an effective phase transfer catalyst, promoting reactions between reactants residing in different immiscible phases. This enhances reaction rates and yields in various organic synthesis procedures.
Chemical Synthesis Reagent
This quaternary ammonium salt is utilised as a synthetic reagent in the preparation of diverse organic compounds. It plays a role in facilitating specific chemical transformations within research and industrial laboratory settings.
Ammonium Salt Applications
As a member of the ammonium salt family, Triethylmethylammonium chloride finds applications in chemical processes where such ionic compounds are required. Its specific structure lends itself to particular synthetic pathways.
| Molecular weight | 151.68 |
|---|---|
| Linear formula | (C2H5)3N(Cl)CH3 |
| Assay | 97% |
| Melting point | 282-284 °C(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 Triethylmethylammonium chloride used for?
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Triethylmethylammonium chloride is primarily used as a phase transfer catalyst and a reagent in chemical synthesis, particularly in organic transformations and laboratory research.
What are the CAS number and chemical formula for Triethylmethylammonium chloride?
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The CAS number for Triethylmethylammonium chloride is 10052-47-8. Its linear chemical formula is (C2H5)3N(Cl)CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Triethylmethylammonium chloride with an assay of 97%. This product is not represented as USP, BP, or EP grade.
How should Triethylmethylammonium chloride be handled?
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Handle Triethylmethylammonium chloride with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Avoid inhalation of dust and contact with skin and eyes, as it may cause irritation (H315, H319, H335).
How is Triethylmethylammonium chloride packed and shipped?
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Triethylmethylammonium chloride is packed and shipped according to industry standards for chemical reagents. Contact TSS for specific export and shipping inquiries.
How can I request a sample or quote for Triethylmethylammonium chloride?
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To request a sample or a quote for Triethylmethylammonium chloride, please contact the Tech Serve Solutions sales team through our website or direct contact information.
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