Tetrabutylphosphonium p-toluenesulfonate
Tetrabutylphosphonium p-toluenesulfonate (CAS: 116237-97-9) is a phosphonium salt with a molecular weight of 430.62. It functions as an ionic liquid at ambient temperatures and is valuable in various chemical synthesis applications. This compound serves as a phase transfer catalyst and is a key component in specialty synthesis, offering controlled reactivity for advanced chemical processes. Its properties make it a useful reagent in laboratories and industrial settings.
- IUPAC
- p-Toluenesulfonic acid tetrabutylphosphonium salt
Ionic Liquid Applications
As an ionic liquid, Tetrabutylphosphonium p-toluenesulfonate offers a unique solvent medium for chemical reactions. Its low melting point and thermal stability are advantageous for processes requiring non-volatile reaction environments.
Phase Transfer Catalysis
This compound acts as an effective phase transfer catalyst, facilitating reactions between reactants in immiscible phases. It enhances reaction rates and yields by transferring reactive species across phase boundaries.
Specialty Chemical Synthesis
It is employed in specialty synthesis pathways where precise control over reaction conditions is paramount. Its phosphonium cation and p-toluenesulfonate anion contribute to its utility in developing novel chemical entities.
Laboratory Reagent
Tetrabutylphosphonium p-toluenesulfonate serves as a versatile reagent in research and development laboratories. It is used in various organic transformations, including alkylations and polymerizations.
| Molecular weight | 430.62 |
|---|---|
| Linear formula | (CH3CH2CH2CH2)4P(CH3C6H4SO3) |
| Assay | ≥95% (NT) |
| Impurities tested | ≤1.0% water |
| Application | Ionic liquid at ambient temperature |
| Melting point | 54-59 °C |
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 |
| Anion traces | bromide (Br-): ≤250 mg/kg |
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 Tetrabutylphosphonium p-toluenesulfonate used for?
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Tetrabutylphosphonium p-toluenesulfonate is used as an ionic liquid, a phase transfer catalyst, and in specialty chemical synthesis and as a laboratory reagent.
What is the CAS number and formula for Tetrabutylphosphonium p-toluenesulfonate?
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The CAS number is 116237-97-9. The linear formula is (CH3CH2CH2CH2)4P(CH3C6H4SO3), and its molecular weight is 430.62.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetrabutylphosphonium p-toluenesulfonate with an assay of ≥95% (NT), and ≤1.0% water. We do not represent this product as USP, BP, or EP grade.
What are the main safety hazards associated with this chemical?
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This compound is classified with a GHS07 symbol and a Warning signal word. It carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). It requires the use of a dust mask type N95, eyeshields, and gloves for safe handling.
How is Tetrabutylphosphonium p-toluenesulfonate packed and shipped?
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Tetrabutylphosphonium p-toluenesulfonate is carefully packed to ensure safe transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a sample or quote?
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To request a sample or a quote for Tetrabutylphosphonium p-toluenesulfonate, please contact our sales department through the website or by phone.
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