Description

Tetraethylphosphonium Iodide is a quaternary phosphonium salt with significant utility as a versatile phase-transfer catalyst and ionic liquid precursor. Its value lies in its ability to facilitate reactions between reagents in immiscible phases, enhancing reaction rates and yields in specialized organic syntheses. This compound is essential for researchers and manufacturers in the fields of advanced material science, pharmaceutical intermediates, and specialty chemical synthesis, where precise catalytic activity is required.

Application

• Phase-Transfer Catalyst (PTC): Employed in alkylation, esterification, and polymerization reactions to transfer reactants between organic and aqueous phases.
• Ionic Liquid Synthesis: Serves as a key precursor or component in the formulation of task-specific ionic liquids for green chemistry applications.
• Pharmaceutical Intermediates: Used in the synthesis of complex drug molecules, particularly where quaternary phosphonium chemistry is applicable.
• Polymer Chemistry: Acts as a catalyst or initiator in the production of certain specialty polymers and resins.
• Electrolyte Additive: Investigated for use in electrochemical devices, including batteries and capacitors, to modify electrolyte properties.
• Organic Synthesis Reagent: Facilitates various nucleophilic substitution and condensation reactions in laboratory and pilot-scale production.

Basic Information

Product Name	Tetraethylphosphonium Iodide
CAS No.	4317-06-0
Molecular Formula	C8H20IP
Molecular Weight	274.12 g/mol
Synonyms	Tetraethylphosphonium iodide; Phosphonium, tetraethyl-, iodide; Tetraethylphosphonium iodide salt; Ethylphosphonium iodide, tetra-; TEPI; Tetraethylphosphonium iodide (1:1); Tetraethylphosphanium iodide; Tetraethyl-λ5-phosphanuidium iodide
EINECS	224-347-7

Quality Control

Our Tetraethylphosphonium Iodide is produced under a rigorous quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing specific results for assay, impurities, and physical properties is provided and available upon request, supporting compliance with research and industrial application standards.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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