Tetrabutylammonium perchlorate
Tetrabutylammonium perchlorate (CAS: 1923-70-2) is a quaternary ammonium salt with the linear formula (CH3CH2CH2CH2)4N(ClO4) and a molecular weight of 341.91 g/mol. This compound functions effectively as a supporting electrolyte in electrochemical applications due to its ionic nature and solubility. It is also utilised in chemical synthesis and as a phase transfer catalyst, facilitating reactions between immiscible phases. Its properties make it valuable in analytical chemistry and electrochemistry.

Electrochemical Analysis
Serves as a crucial supporting electrolyte in various electrochemical techniques, ensuring conductivity and minimising resistance in the electrolytic solution. It is ideal for studies involving cyclic voltammetry and other electrochemical measurements.
Chemical Synthesis
Employed as a reagent or catalyst in organic synthesis. Its quaternary ammonium structure can aid in facilitating reactions that require specific ionic environments or phase transfer capabilities.
Phase Transfer Catalysis
Acts as a phase transfer catalyst, enabling reactants in different phases (e.g., aqueous and organic) to interact and react more efficiently by transporting ionic species across phase boundaries.
Analytical Reagent
Utilised as a reagent in analytical chemistry, particularly in methods requiring ionic strength adjustment or specific conductive properties in solution.
| Molecular weight | 341.91 |
|---|---|
| Linear formula | (CH3CH2CH2CH2)4N(ClO4) |
| Assay | ≥98.0% (T) |
| Grade | for electrochemical analysis |
| Application | Supporting electrolyte |


Hazard statements
- H272May intensify fire; oxidiser
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P220Keep away from clothing and combustible materials
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1479 5.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | O,Xi |
| Risk statements (R) | 5-8-36/37/38 |
| Safety statements (S) | 17-26-36 |
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 Tetrabutylammonium perchlorate used for?
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Tetrabutylammonium perchlorate (CAS: 1923-70-2) is primarily used as a supporting electrolyte in electrochemistry, and also finds applications in chemical synthesis and as a phase transfer catalyst.
What is the CAS number and chemical formula for Tetrabutylammonium perchlorate?
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The CAS number is 1923-70-2 and the linear formula is (CH3CH2CH2CH2)4N(ClO4).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetrabutylammonium perchlorate with an assay of ≥98.0% (T) and a grade suitable for electrochemical analysis. We do not represent this product as USP, BP, or EP grade.
How should Tetrabutylammonium perchlorate be handled safely?
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Tetrabutylammonium perchlorate is an oxidising solid and causes skin and serious eye irritation. It may also cause respiratory irritation. Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Avoid contact with combustible materials and ensure adequate ventilation.
How is Tetrabutylammonium perchlorate packed and shipped?
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This product is packed in compliance with transport regulations, identified as UN 1479, Hazard Class 5.1, Packing Group II. It is available for export globally by Tech Serve Solutions, a specialist supplier since 1998.
How can I request a quote or sample?
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To request a quote or a sample of Tetrabutylammonium perchlorate, please visit the Tech Serve Solutions website or contact our sales department directly.
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