Description

(2-Chloromethylbenzyl)Triphenylphosphonium Chloride is a high-purity, specialty phosphonium salt widely used as a key reagent in organic synthesis. Its primary value lies in its role as a versatile Wittig reagent for the efficient formation of carbon-carbon double bonds, enabling the synthesis of complex olefins and pharmaceutical intermediates. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-quality building blocks for complex molecule construction.

Application

• Wittig Olefination Reactions: A fundamental reagent for the synthesis of alkenes from carbonyl compounds, crucial for constructing complex molecular frameworks.
• Pharmaceutical Intermediate Synthesis: Used in the production of active pharmaceutical ingredients (APIs) and drug candidates, particularly those containing styrene or substituted alkene motifs.
• Agrochemical Manufacturing: Employed in the synthesis of advanced crop protection agents and pesticide intermediates.
• Ligand and Catalyst Precursor: Serves as a starting material for the preparation of specialized phosphine ligands used in homogeneous catalysis.
• Material Science Research: Utilized in the development of novel polymers, liquid crystals, and organic electronic materials via controlled olefin metathesis or polymerization.
• Academic and R&D Laboratories: A staple reagent for methodological development and exploratory synthesis in university and industrial research settings.

Basic Information

Product Name	(2-Chloromethylbenzyl)Triphenylphosphonium Chloride
CAS No.	1059041-54-1
Molecular Formula	C26H23Cl2P
Molecular Weight	437.34 g/mol
Synonyms	(2-Chlorobenzyl)triphenylphosphonium chloride; 2-(Chloromethyl)benzyltriphenylphosphonium chloride; α-Chloro-o-xylylenyltriphenylphosphonium chloride; (2-Chlorobenzyl)triphenylphosphonium chloride; Phosphonium, [(2-chlorophenyl)methyl]triphenyl-, chloride; Triphenyl(2-chlorobenzyl)phosphonium chloride; (o-Chlorobenzyl)triphenylphosphonium chloride
EINECS	Contact for details

Quality Control

Our (2-Chloromethylbenzyl)Triphenylphosphonium Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Melting Point	Contact for details

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