Description

Benzyltriphenylphosphonium Chloride is a versatile and widely used quaternary phosphonium salt. This compound serves as a crucial reagent in organic synthesis, particularly valued for its role as a phase-transfer catalyst and a precursor to ylides for Wittig olefination reactions. It is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking to create complex molecular structures with high precision.

Application

• Wittig Reaction Reagent: A key precursor for generating stabilized ylides used in the synthesis of alkenes, a fundamental transformation in pharmaceutical and fine chemical production.
• Phase-Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, enhancing reaction rates and yields in alkylation, oxidation, and other industrial processes.
• Polymerization Catalyst: Employed as a catalyst or co-catalyst in the synthesis of specific polymers and resins.
• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and other complex organic molecules.
• Agrochemical Synthesis: Integral in the production pathways for certain herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Serves as a versatile reagent for various carbon-carbon and carbon-heteroatom bond-forming reactions in research and development.

Basic Information

Product Name	Benzyltriphenylphosphonium Chloride
CAS No.	1100-88-5
Molecular Formula	C25H22ClP
Molecular Weight	388.87 g/mol
Synonyms	Benzyltriphenylphosphonium chloride; Benzyl(triphenyl)phosphonium chloride; (Benzyl)triphenylphosphonium chloride; Phosphonium, benzyltriphenyl-, chloride; TPPB-Cl; BTPPC; NSC 5111; Benzyl triphenyl phosphonium chloride
EINECS	214-159-3

Quality Control

Our Benzyltriphenylphosphonium Chloride is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay (by titration), identification (IR), and tests for specific impurities, to ensure it meets high-purity standards suitable for synthetic applications. A Certificate of Analysis (COA) detailing all specifications and results is provided with every shipment to guarantee traceability and consistency.

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); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Titration)	≥ 98.0 %
Melting Point	288 - 292 °C
Loss on Drying	≤ 1.0 %

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