Description

(3-Chloromethylbenzyl)Triphenylphosphonium Chloride is a high-purity phosphonium salt widely utilized as a key reagent in organic synthesis. Its primary value lies in its role as a versatile Wittig reagent precursor, enabling the efficient construction of carbon-carbon double bonds to form alkenes and other complex molecular architectures. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors, where precise and scalable synthetic methodologies are critical.

Application

• As a Wittig reagent precursor for the synthesis of alkenes and substituted olefins in pharmaceutical intermediates.
• Key building block in the production of fine chemicals and specialty polymers.
• Used in ligand synthesis for catalysis and material science applications.
• Employed in academic and industrial R&D for method development and novel compound library generation.
• Intermediate in the synthesis of liquid crystal materials and other functional organic compounds.
• Reagent for phase-transfer catalysis and other specialized organic transformations.

Basic Information

Product Name	(3-Chloromethylbenzyl)Triphenylphosphonium Chloride
CAS No.	1059041-55-2
Molecular Formula	C26H23Cl2P
Molecular Weight	437.34 g/mol
Synonyms	3-(Chloromethyl)benzyltriphenylphosphonium Chloride; m-(Chloromethyl)benzyltriphenylphosphonium Chloride; (3-Chlorobenzyl)triphenylphosphonium Chloride; (m-Chloromethylbenzyl)triphenylphosphonium Chloride; Triphenyl(3-(chloromethyl)benzyl)phosphonium Chloride; Phosphonium, [3-(chloromethyl)phenyl]methyltriphenyl-, chloride; Wittig Reagent Precursor
EINECS	Contact for details

Quality Control

Our (3-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 research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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