Description

Tetrabutylammonium hexafluorophosphate (CAS No. 3109-63-5) is a high-purity, organometallic salt widely used in electrochemical and synthetic applications. With the molecular formula C₁₆H₃₆F₆NP, this compound serves as a versatile electrolyte and phase-transfer catalyst due to its excellent solubility in organic solvents and stability under various conditions. Its hexafluorophosphate anion (PF₆^–) ensures high conductivity, making it ideal for use in non-aqueous electrochemical systems, including lithium-ion batteries, supercapacitors, and organic electrosynthesis.

This product is rigorously tested for purity (>98%) and is supplied as a white crystalline powder, ensuring consistent performance in research and industrial applications. It is packaged under inert conditions to prevent moisture absorption and degradation. Suitable for use in voltammetry, cyclic voltammetry (CV), and as a supporting electrolyte in organic synthesis, Tetrabutylammonium hexafluorophosphate is a staple in laboratories focusing on materials science, electrochemistry, and catalysis.

Properties

• CAS Number: 3109-63-5
• Complexity: 179
• IUPAC Name: tetrabutylammonium;hexafluorophosphate
• InChI: InChI=1S/C16H36N.F6P/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;1-7(2,3,4,5)6/h5-16H2,1-4H3;/q+1;-1
• InChI Key: BKBKEFQIOUYLBC-UHFFFAOYSA-N
• Exact Mass: 387.24895612
• Molecular Formula: C16H36F6NP
• Molecular Weight: 387.43
• SMILES: CCCC[N+](CCCC)(CCCC)CCCC.F[P-](F)(F)(F)(F)F
• Monoisotopic Mass: 387.24895612
• Physical Description: Off-white powder;
• Synonyms: Tetrabutylammonium hexafluorophosphate, 3109-63-5, 1-Butanaminium, N,N,N-tributyl-, hexafluorophosphate(1-) (1:1), 1-Butanaminium, N,N,N-tributyl-, hexafluorophosphate(1-), EINECS 221-472-6, DTXSID0074344, DTXCID6038299, Tetranbutylammonium hexafluorophosphate, 1Butanaminium, N,N,Ntributyl, hexafluorophosphate(1), 221-472-6, Tetrabutylammonium hexafluorophosphate(V), tetra-n-butylammonium hexafluorophosphate, tetrabutylazanium;hexafluorophosphate, MFCD00011748, Tetrabutyl-ammonium hexafluorophosphate, hexafluoro-lambda5-phosphanuide; tetrabutylazanium, tetrabutylammoniumhexafluorophosphate, tetrabutylazanium,hexafluorophosphate, Bu4N+PF6-, SCHEMBL19465633, HY-Y1699, Tetrabutylammonium hexaflourophosphate, tetrabutylammonium hexafluoro phosphate, AKOS015833792, FT75563, GS-6792, Tetrabutylammoniumhexafluorophosphate(V), SY011089, tetra(n-butyl)ammonium-hexafluorophosphate, DB-068405, Tetrabutylammonium hexafluorophosphateTBAPF6, CS-0017947, NS00081784, T1279, tetra-(n-butyl)-ammonium hexafluorophosphate, EN300-226906, A820716

Tetrabutylammonium hexafluorophosphate is primarily used as a supporting electrolyte in non-aqueous electrochemistry, enabling precise control of ionic strength in organic solvents. It is critical for cyclic voltammetry studies, where its inertness and conductivity facilitate accurate redox potential measurements. Additionally, it serves as a phase-transfer catalyst in organic synthesis, enhancing reaction rates in biphasic systems. Researchers also employ it in lithium-ion battery research due to its compatibility with non-aqueous electrolytes.

Safety and Hazards

GHS Hazard Statements

• H302 (15.8%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (89.5%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (91.2%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (89.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (15.8%)
• Skin Irrit. 2 (89.5%)
• Eye Irrit. 2 (91.2%)
• STOT SE 3 (89.5%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.