Tetraethylammonium cyanate
Tetraethylammonium cyanate (CAS: 18218-04-7), with the molecular formula (C2H5)4N(OCN) and a molecular weight of 172.27 g/mol, is a quaternary ammonium salt. It functions as a synthetic reagent and is particularly useful in chemical synthesis, often employed as a phase transfer catalyst. This compound is supplied by Tech Serve Solutions in technical grade, suitable for various industrial and laboratory applications.

Phase Transfer Catalysis
Tetraethylammonium cyanate can act as a phase transfer catalyst, facilitating reactions between reactants in immiscible phases. This enhances reaction rates and yields in organic synthesis.
Chemical Synthesis Reagent
As a versatile synthetic reagent, it is used in various organic transformations. Its cyanate anion can participate in nucleophilic substitution reactions or serve as a source of cyanate ions.
Ammonium Salt Applications
Belonging to the class of ammonium salts, it finds utility in applications where this specific ionic structure is required, such as in the development of ionic liquids or specialized electrolytes.
| Molecular weight | 172.27 |
|---|---|
| Linear formula | (C2H5)4N(OCN) |
| Grade | technical |
| Melting point | ~270 °C (dec.)(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 Tetraethylammonium cyanate used for?
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Tetraethylammonium cyanate is primarily used as a synthetic reagent in chemical synthesis, particularly as a phase transfer catalyst and for reactions involving the cyanate ion.
What is the CAS number and chemical formula for Tetraethylammonium cyanate?
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The CAS number is 18218-04-7 and the linear chemical formula is (C2H5)4N(OCN).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetraethylammonium cyanate in technical grade. We do not represent this product as USP, BP, or EP grade.
How should Tetraethylammonium cyanate be handled safely?
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Safe handling requires wearing eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used to avoid inhalation, and appropriate precautions should be taken due to its hazardous nature (WGK Germany 3).
How is Tetraethylammonium cyanate packed, shipped, and exported?
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Tetraethylammonium cyanate is carefully packed to ensure stability during transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a sample or quote for Tetraethylammonium cyanate?
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To request a sample or a quote, please contact our sales team through the website or by calling our direct line, providing your specific requirements.
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