Description

Triphenyl(Propyl)Phosphonium Bromide is a versatile quaternary phosphonium salt widely utilized as a phase-transfer catalyst and a key reagent in organic synthesis. Its primary value lies in facilitating reactions between reagents in immiscible phases, significantly improving yields and reaction rates in challenging chemical transformations. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require efficient and selective synthesis pathways.

Application

• Phase-Transfer Catalyst (PTC): Enables reactions between ionic and organic reactants in biphasic systems, crucial for alkylation, esterification, and oxidation processes.
• Wittig Reaction Reagent: Serves as a precursor for generating phosphorus ylides used in the synthesis of alkenes, a fundamental step in constructing complex organic molecules.
• Polymerization Catalyst: Used in the production of certain epoxides and other polymers where controlled initiation is required.
• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and other biologically active compounds.
• Agrochemical Synthesis: Employed in the manufacturing of pesticides, herbicides, and plant growth regulators.
• Material Science: Facilitates the synthesis of ionic liquids and other advanced materials with specific electrical or thermal properties.
• Organic Synthesis Research: A valuable tool in academic and industrial R&D for developing new synthetic methodologies.

Basic Information

Product Name	Triphenyl(Propyl)Phosphonium Bromide
CAS No.	6228-47-3
Molecular Formula	C21H22BrP
Molecular Weight	385.28 g/mol
Synonyms	Propyltriphenylphosphonium Bromide; Triphenyl-n-propylphosphonium Bromide; n-Propyltriphenylphosphonium Bromide; Phosphonium, triphenylpropyl-, bromide; TPPB; PPNBr; 1-Propanaminium, N,N,N-triphenyl-, bromide; (Propyl)triphenylphosphonium Bromide
EINECS	228-324-7

Quality Control

Our Triphenyl(Propyl)Phosphonium Bromide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee consistent quality and traceability.

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) and must be kept under dry, inert conditions to prevent degradation.

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	≤ 20 ppm

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