Description

Tetrabutylphosphonium Hexafluorophosphate is a high-purity ionic liquid and phase-transfer catalyst with the CAS number 111928-21-3. This compound is valued for its excellent thermal stability and solubility in various organic solvents, making it a versatile reagent in advanced chemical synthesis. It is primarily sought after by R&D laboratories and industrial manufacturers in the pharmaceutical, electronics, and specialty chemical sectors for applications requiring precise catalysis and electrolyte formulation.

Application

• Phase-Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, crucial for alkylation, esterification, and polymerization processes.
• Electrolyte Component: Used in the formulation of electrolytes for lithium-ion batteries and supercapacitors due to its ionic conductivity and stability.
• Organic Synthesis Reagent: Employed as a catalyst or additive in various name reactions and the synthesis of fine chemicals and active pharmaceutical ingredients (APIs).
• Ionic Liquid Solvent: Serves as a green, non-volatile solvent medium for catalytic reactions, separations, and electrochemical studies.
• Polymerization Initiator/Additive: Acts as a catalyst or stabilizer in the production of specific polymers and resins.
• Analytical Chemistry: Utilized as a reference standard or mobile phase additive in chromatographic techniques like HPLC.

Basic Information

Product Name	Tetrabutylphosphonium Hexafluorophosphate
CAS No.	111928-21-3
Molecular Formula	C₁₆H₃₆F₆P₂
Molecular Weight	412.38 g/mol
Synonyms	TBHPF6; Tetrabutylphosphonium PF6; Phosphonium, tetrabutyl-, hexafluorophosphate(1-); Tetra-n-butylphosphonium hexafluorophosphate; Hexafluorophosphate tetrabutylphosphonium; Tetrabutylphosphonium hexafluorophosphate(V); TBu4P PF6; Tetrabutylphosphonium hexafluorophosphate salt
EINECS	Contact for details

Quality Control

Our Tetrabutylphosphonium Hexafluorophosphate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and Karl Fischer titration, to ensure it meets high-purity standards suitable for research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere or in a desiccator to prevent degradation. Keep away from strong acids and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.