Description

3-Fluorobenzyl-Triphenylphosphonium Bromide is a high-purity organophosphorus salt widely utilized as a key reagent in advanced organic synthesis. Its primary value lies in its role as a stable ylide precursor for Wittig olefination reactions, enabling the efficient construction of carbon-carbon double bonds with high stereoselectivity. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable building blocks for complex molecule development.

Application

• Pharmaceutical Intermediate Synthesis: A crucial reagent for constructing olefin-containing scaffolds in active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Production: Used in the synthesis of complex molecules for crop protection agents and herbicides.
• Material Science Research: Employed in the development of novel organic electronic materials and liquid crystals via controlled olefination.
• Academic & R&D Laboratories: Serves as a standard Wittig reagent for methodological development and the synthesis of fine chemicals.
• Specialty Chemical Manufacturing: Facilitates the production of fluorinated aromatic compounds and other high-value intermediates.

Basic Information

Product Name	3-Fluorobenzyl-Triphenylphosphonium Bromide
CAS No.	89302-81-8
Molecular Formula	C25H21BrFP+ • Br-
Molecular Weight	491.31 g/mol
Synonyms	(3-Fluorobenzyl)triphenylphosphonium Bromide; 3-Fluorobenzyltriphenylphosphonium Bromide; [3-(Fluoromethyl)phenyl]triphenylphosphonium Bromide; m-Fluorobenzyltriphenylphosphonium Bromide; 1-(Fluoromethyl)-3-(triphenylphosphonio)benzene Bromide; Wittig Reagent 3-Fluorobenzyl; Phosphonium, (3-fluorobenzyl)triphenyl-, bromide (1:1)
EINECS	Contact for details

Quality Control

Our 3-Fluorobenzyl-Triphenylphosphonium Bromide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and elemental analysis, to ensure high chemical purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

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 should be handled under dry conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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