Description

Benzoylmethyltriphenylphosphonium Chloride is a versatile and highly reactive Wittig reagent salt, essential for the synthesis of alkenes via the Wittig reaction. Its primary value lies in its ability to facilitate the formation of carbon-carbon double bonds with high stereoselectivity, a cornerstone transformation in synthetic organic chemistry. This compound is a critical raw material for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, enabling the production of complex molecules, fine chemicals, and specialty polymers.

Application

• Pharmaceutical Intermediate Synthesis: Key reagent for constructing olefinic bonds in active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Production: Used in the synthesis of herbicides, fungicides, and plant growth regulators containing specific alkene functionalities.
• Fine Chemical and Specialty Polymer Manufacturing: Enables the creation of custom monomers, liquid crystals, and functionalized polymers.
• Academic and R&D Laboratories: A fundamental tool for methodological development in organic synthesis and catalysis studies.
• Material Science Research: Employed in the synthesis of organic electronic materials and novel conjugated systems.
• Flavor and Fragrance Industry: Facilitates the synthesis of specific unsaturated aldehydes and ketones used in complex aroma compounds.

Basic Information

Product Name	Benzoylmethyltriphenylphosphonium Chloride
CAS No.	1678-18-8
Molecular Formula	C26H22ClOP
Molecular Weight	416.88 g/mol
Synonyms	(Benzoylmethyl)triphenylphosphonium Chloride; (2-Oxo-2-phenylethyl)triphenylphosphonium Chloride; Phenacyltriphenylphosphonium Chloride; Triphenyl(phenacyl)phosphonium Chloride; α-Oxobenzyltriphenylphosphonium Chloride; Benzoylmethylenetriphenylphosphorane Hydrochloride; Wittig Reagent Salt (Phenacyl); 1678-18-8
EINECS	Contact for details

Quality Control

Our Benzoylmethyltriphenylphosphonium Chloride is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including NMR, HPLC, and titration methods, to ensure high chemical purity and consistent performance as a Wittig reagent. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for pharmaceutical and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 15-25°C. This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent decomposition. Keep away from strong oxidizing agents.

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%
Residue on Ignition	≤ 0.1%
Solubility	Soluble in polar organic solvents (e.g., DMF, DMSO, CH2Cl2)

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