Tetrabutylammonium thiocyanate
Tetrabutylammonium thiocyanate (CAS 3674-54-2) is a quaternary ammonium salt with the formula (CH3CH2CH2CH2)4N(SCN) and a molecular weight of 300.55 g/mol. This compound serves as a valuable reagent in organic synthesis, particularly as a source of thiocyanate ions and as a phase transfer catalyst. It is widely employed in various chemical transformations requiring efficient anion transfer between immiscible phases.
- IUPAC
- Tetrabutylammonium rhodanide
Phase Transfer Catalysis
As a phase transfer catalyst, Tetrabutylammonium thiocyanate facilitates reactions between reactants located in different phases (e.g., aqueous and organic). Its lipophilic tetrabutylammonium cation allows it to solubilize the thiocyanate anion in organic solvents, promoting nucleophilic substitution reactions.
Nucleophilic Substitution Reactions
The thiocyanate anion (SCN-) is a versatile nucleophile. Tetrabutylammonium thiocyanate is frequently used in reactions such as the synthesis of thiocyanates from alkyl halides and the introduction of the thiocyanate group into organic molecules.
Chemical Synthesis Reagent
It is utilized as a key reagent in the preparation of various organic compounds, including pharmaceuticals, agrochemicals, and specialty chemicals. Its application simplifies synthetic routes and can improve yields.
| Molecular weight | 300.55 |
|---|---|
| Linear formula | (CH3CH2CH2CH2)4N(SCN) |
| Assay | ≥99.0% (AT) |
| Grade | purum |
| Melting point | 120-123 °C(lit.)120-125 °C |
Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-32 |
| Safety statements (S) | 13 |
| Supplemental hazards | Contact with acids liberates very toxic gas. |
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 thiocyanate used for?
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Tetrabutylammonium thiocyanate is primarily used as a phase transfer catalyst and a source of thiocyanate ions in organic synthesis for preparing various organic compounds.
What is the CAS number and formula for Tetrabutylammonium thiocyanate?
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The CAS number is 3674-54-2, and the linear formula is (CH3CH2CH2CH2)4N(SCN).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetrabutylammonium thiocyanate with a minimum assay of ≥99.0% (AT) and a 'purum' grade. We do not represent this product as USP, BP, or EP grade.
How should Tetrabutylammonium thiocyanate be handled safely?
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Tetrabutylammonium thiocyanate is harmful if swallowed, in contact with skin, or if inhaled. It releases very toxic gas when in contact with acids. Always use appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves. Avoid contact with acids.
Is Tetrabutylammonium thiocyanate a controlled substance?
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Based on the provided data, Tetrabutylammonium thiocyanate is not listed as a controlled substance.
How is Tetrabutylammonium thiocyanate packed, shipped, and exported?
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Tetrabutylammonium thiocyanate is expertly packed to maintain its integrity during transit and is available for global export by Tech Serve Solutions.
How can I request a sample or quote for Tetrabutylammonium thiocyanate?
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To request a sample or a quote, please contact our sales team through the website or via direct inquiry, providing your specific requirements and shipping details.
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