Description

Tetra-n-Octylphosphonium Bromide is a high-purity quaternary phosphonium salt with significant utility as a 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 product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-performance catalysts for complex synthesis processes.

Application

• Phase-Transfer Catalyst (PTC) for alkylation, esterification, and polymerization reactions.
• Key intermediate in the synthesis of task-specific ionic liquids and other functional materials.
• Used in the preparation of quaternary phosphonium-based surfactants and extraction agents.
• Catalyst for specialty polymer production, including epoxy resins and polycarbonates.
• Facilitator in nucleophilic substitution reactions within organic synthesis.
• Component in electrolyte formulations for advanced battery research.
• Employed in material science research for surface modification and nanoparticle synthesis.

Basic Information

Product Name	Tetra-n-Octylphosphonium Bromide
CAS No.	23906-97-0
Molecular Formula	C32H68BrP
Molecular Weight	563.76 g/mol
Synonyms	Tetraoctylphosphonium Bromide; Phosphonium, tetraoctyl-, bromide; Tetraoctylphosphonium Bromide; TOAB; Tetra-n-Octylphosphonium Bromide; n-Octylphosphonium Bromide, Tetra; Tetraoctylphosphonium Bromide (TOAB); Bromotetraoctylphosphorane
EINECS	Contact for details

Quality Control

Our Tetra-n-Octylphosphonium Bromide is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and spectroscopic identification, to ensure it meets high-grade specifications for research and industrial use. Certificates of Analysis (COA) detailing batch-specific results are available upon request.

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 material is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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