Description

Benzyltriphenylphosphonium Hexafluoro Antimonate is a highly reactive, non-nucleophilic salt widely utilized as a catalyst and reagent in advanced organic synthesis. Its primary value lies in its role as a potent Lewis acid catalyst, particularly effective for promoting challenging polymerization and cyclization reactions under mild conditions. This compound is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries who require high-performance catalysts for fine chemical manufacturing.

Application

• Catalyst for Cationic Polymerization: A key initiator for the polymerization of vinyl ethers, styrenes, and other monomers to produce high-performance resins and coatings.
• Lewis Acid Catalyst in Organic Synthesis: Facilitates critical reactions such as Friedel-Crafts alkylation/acylation, Diels-Alder cycloadditions, and epoxide ring-opening with high selectivity.
• Reagent for Carbon-Carbon Bond Formation: Used in the synthesis of complex natural products and pharmaceutical intermediates where strong, non-coordinating anions are required.
• Photoinitiator Systems: Employed in UV-curable inks, adhesives, and photoresists due to its ability to generate reactive cationic species upon irradiation.
• Electrolyte Additive: Investigated for use in advanced battery systems and electrochemical applications.
• Cross-linking Agent: For enhancing the thermal and mechanical properties of specialty polymers and elastomers.

Basic Information

Item	Details
Product Name	Benzyltriphenylphosphonium Hexafluoro Antimonate
CAS No.	84549-97-3
Molecular Formula	C25H22F6PSb
Molecular Weight	603.06 g/mol
Synonyms	Benzyltriphenylphosphonium Hexafluoroantimonate(V); Benzyltriphenylphosphonium Hexafluoroantimonate; Benzyl(triphenyl)phosphonium Hexafluoroantimonate; BTPP Hexafluoro Antimonate; Benzyltriphenylphosphonium Antimony Hexafluoride; [Benzyl(triphenyl)phosphonium] [hexafluoroantimonate]; Phosphonium, benzyltriphenyl-, hexafluoroantimonate(1-); Catalyst for cationic polymerization
EINECS	Contact for details

Quality Control

Our Benzyltriphenylphosphonium Hexafluoro Antimonate is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR for structural confirmation, and KF titration for moisture content, to ensure it meets the high standards required for catalytic applications. A Certificate of Analysis (COA) detailing all specifications 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 a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be handled under a dry inert atmosphere (e.g., nitrogen or argon) to prevent decomposition. Keep away from strong bases and incompatible materials.

Specification

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

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