Description

Tetrabutylphosphonium Butyl Sulfate is a high-purity quaternary phosphonium salt with unique ionic liquid properties. This compound is valued for its role as a versatile phase-transfer catalyst and electrolyte component in advanced chemical synthesis and energy applications. It is essential for manufacturers and researchers in the pharmaceutical, agrochemical, and specialty polymer industries seeking efficient catalytic systems and stable ionic media.

Application

• Phase-Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, crucial for alkylation, esterification, and polymerization processes.
• Electrolyte Additive: Used in lithium-ion batteries and supercapacitors to enhance ionic conductivity and electrochemical stability.
• Ionic Liquid Medium: Serves as a green solvent or co-solvent for organic synthesis, extraction, and separation technologies.
• Polymerization Catalyst: Acts as an initiator or catalyst in the production of specialty polymers and resins.
• Chemical Intermediate: Employed in the synthesis of other phosphonium-based ionic liquids and functional materials.
• Corrosion Inhibitor: Formulated into coatings and fluids for metal surface protection in industrial applications.

Basic Information

Product Name	Tetrabutylphosphonium Butyl Sulfate
CAS No.	654057-99-5
Molecular Formula	C20H45O4PS
Molecular Weight	412.60 g/mol
Synonyms	Tetrabutylphosphonium butylsulfate; Phospholium, tetrabutyl-, butyl sulfate (1:1); Butylsulfuric acid tetrabutylphosphonium salt; TBPS; [P(C4H9)4][C4H9SO4]; Tetrabutylphosphonium butyl sulphate; Tetra-n-butylphosphonium butyl sulfate
EINECS	Contact for details

Quality Control

Our Tetrabutylphosphonium Butyl Sulfate is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets precise customer specifications and industry standards. Certificates of Analysis (COA) documenting purity, physical properties, and safety data are provided with each 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); containers must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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