Trimethyloctylammonium chloride
Trimethyloctylammonium chloride (CAS: 10108-86-8) is a quaternary ammonium salt with the molecular formula CH3(CH2)7N(CH3)3(Cl) and a molecular weight of 207.78 g/mol. This compound functions as a phase transfer catalyst and is valuable in chemical synthesis. It is supplied by Tech Serve Solutions with an assay of ≥97.0% (AT) for research and industrial applications.
- IUPAC
- Octyltrimethylammonium chloride
- Synonyms
- Octyltrimethylammonium chloride

Phase Transfer Catalysis
Trimethyloctylammonium chloride serves as an effective phase transfer catalyst, facilitating reactions between reactants in immiscible phases. Its structure allows it to transfer anions from an aqueous phase to an organic phase, accelerating reaction rates and improving yields in various synthetic processes.
Chemical Synthesis
As a versatile reagent in organic synthesis, this ammonium salt can be employed in a variety of transformations. It is particularly useful in reactions requiring the manipulation of ionic species in non-polar environments, contributing to the development of complex molecules.
Ammonium Salt Applications
This compound belongs to the class of ammonium salts, which find diverse applications in chemical research and development. Its specific properties make it suitable for specialized synthetic strategies and laboratory investigations.
| Molecular weight | 207.78 |
|---|---|
| Linear formula | CH3(CH2)7N(CH3)3(Cl) |
| Assay | ≥97.0% (AT) |

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 Trimethyloctylammonium chloride used for?
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Trimethyloctylammonium chloride is primarily used as a phase transfer catalyst and in general chemical synthesis. It is also categorized under ammonium salts and synthetic reagents.
What is the CAS number and chemical formula for Trimethyloctylammonium chloride?
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The CAS number for Trimethyloctylammonium chloride is 10108-86-8, and its linear formula is CH3(CH2)7N(CH3)3(Cl).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Trimethyloctylammonium chloride with an assay of ≥97.0% (AT). TSS does not represent this product as USP, BP, or EP grade.
How should Trimethyloctylammonium chloride be handled safely?
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Trimethyloctylammonium chloride is classified as a Warning substance, with hazard statements H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation). Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, should be worn. Ensure good ventilation and avoid breathing dust.
Is Trimethyloctylammonium chloride a controlled substance?
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The provided data does not indicate that Trimethyloctylammonium chloride is a controlled substance.
How is Trimethyloctylammonium chloride packed and shipped?
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Trimethyloctylammonium chloride is carefully packed to ensure safe transit and is exported globally by Tech Serve Solutions. Specific packaging details are available upon request.
How can I request a sample or quote for Trimethyloctylammonium chloride?
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To request a sample or a quote for Trimethyloctylammonium chloride, please contact the Tech Serve Solutions sales team through our website or by phone.
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