Intermediates

Triphenylphosphine

  • CAS No.603-35-0
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High purity Triphenylphosphine (CAS 603-35-0) serving as a versatile ligand and intermediate for organic synthesis and agrochemical manufacturing.

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Product Technical Details

Product Overview

Triphenylphosphine is a prominent organophosphorus compound widely recognized for its exceptional utility in modern chemical synthesis and industrial applications. As a stable crystalline solid, it serves as a fundamental building block in the creation of complex molecular structures. Our manufacturing process ensures high purity levels, making it an ideal choice for demanding research and production environments. The compound is characterized by its robust chemical stability and versatile reactivity profile, which facilitates numerous transformation reactions in organic chemistry.

This material is extensively utilized as a ligand in transition metal catalysis, particularly in forming rhodium-phosphine complexes. These complexes are pivotal in hydroformylation and hydrogenation processes within the petrochemical sector. Furthermore, its role extends into the pharmaceutical industry, where it aids in the synthesis of active pharmaceutical ingredients through coupling reactions and reduction processes.

Key Specifications

ParameterSpecification
AppearanceWhite crystal powder
Assay≥99.5%
Melting Point79.0~81.0°C
Residue on Ignition≤0.3%
Loss on Drying≤0.5%
Triphenyl Phosphine Oxide≤0.5%

Industrial Applications

The versatility of Triphenylphosphine allows it to function across multiple high-value sectors. In organic synthesis, it acts as a reducing agent and a nucleophilic catalyst. It is indispensable in the Wittig reaction, converting carbonyl compounds into alkenes, which is a cornerstone reaction in synthetic organic chemistry. Additionally, it serves as a critical intermediate in the production of agrochemicals, contributing to the development of effective crop protection solutions.

  • Acts as a ligand for homogeneous catalysis in petrochemical refining.
  • Used as a stabilizer in polyepoxidation and polymer polymerization processes.
  • Functions as an antioxidant in color film development technologies.
  • Serves as a brightener in specific dye manufacturing technologies.
  • Employed as a precise analytical reagent in laboratory settings.

Safety and Storage

Proper handling and storage are essential to maintain the integrity of this chemical. Triphenylphosphine is stable under normal conditions but should be kept away from strong oxidizing agents and acids to prevent unwanted reactions. The material is insoluble in water, which simplifies certain processing steps but requires appropriate solvent selection during use. We recommend storing the product in a cool, dry, and well-ventilated area. Containers must remain tightly closed when not in use to prevent exposure to moisture and air, which could lead to gradual oxidation.

Quality Assurance

Our commitment to quality ensures that every batch of Triphenylphosphine meets rigorous international standards. We implement strict quality control measures throughout the manufacturing process, from raw material selection to final packaging. Each shipment is accompanied by a Certificate of Analysis (COA) verifying key parameters such as assay, melting point, and impurity levels. Our global manufacturing capabilities allow us to supply bulk quantities consistently, supporting large-scale industrial operations without compromising on purity or performance.