Description

Triethyloxonium Hexachloroantimonate is a powerful alkylating agent and a highly reactive salt of the triethyloxonium cation. This compound is valued for its exceptional ability to transfer ethyl groups in demanding synthetic transformations, serving as a key reagent for ether and ester formation under mild conditions. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, advanced material science, and specialty chemical synthesis sectors.

Application

• Etherification Reagent: Key for the synthesis of alkyl ethers from alcohols and phenols under mild conditions.
• Esterification Catalyst: Used to promote ester formation, particularly in sensitive or complex molecule synthesis.
• Organic Synthesis Intermediate: Acts as a potent ethylating agent in the production of specialty chemicals and active pharmaceutical ingredients (APIs).
• Polymer Chemistry: Employed in the modification of polymers and the initiation of certain cationic polymerization reactions.
• Lewis Acid Catalyst: Functions as a strong Lewis acid catalyst in Friedel-Crafts and related reactions when paired with the antimonate anion.
• Research & Development: A critical tool in academic and industrial R&D for exploring new synthetic methodologies and constructing complex molecular architectures.

Basic Information

Product Name	Triethyloxonium Hexachloroantimonate
CAS No.	3264-67-3
Molecular Formula	C6H15OCl6Sb
Molecular Weight	435.57 g/mol
Synonyms	Triethyloxonium Hexachloroantimonate(V); Triethyloxonium Antimony Hexachloride; Hexachloroantimonic Acid Triethyloxonium Salt; Triethyloxonium Chloroantimonate; Et3OSbCl6; Triethyloxonium Hexachlorostibnate; Triethyloxonium Hexachloroantimonate Salt
EINECS	221-874-8

Quality Control

Our Triethyloxonium Hexachloroantimonate is manufactured under strict quality protocols to ensure batch-to-batch consistency and high reactivity. Each lot is analyzed to confirm identity, purity, and suitability for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical characteristics is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic and moisture-sensitive nature, the container must be kept sealed under an inert atmosphere (e.g., argon or nitrogen) when not in use. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0 %
Solubility	Soluble in polar organic solvents (e.g., DCM, acetonitrile)

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