Description

Bis(4-Methoxyphenyl)Phenylphosphine Oxide is a specialized organophosphorus compound with a unique molecular structure featuring both phenyl and methoxyphenyl substituents. This compound serves as a valuable intermediate and ligand in advanced chemical synthesis, prized for its electronic and steric properties. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and material science sectors for applications such as catalyst development and the synthesis of complex organic molecules.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and other biologically active compounds.
• Catalyst Ligand: Used as a ligand in transition metal catalysis, particularly in cross-coupling reactions for fine chemical production.
• Agrochemical Synthesis: Employed in the research and development of novel pesticides and herbicides.
• Material Science Research: Investigated as a monomer or additive for advanced polymers and flame-retardant materials.
• Organic Light-Emitting Diodes (OLEDs): Studied as a potential component in the development of electron-transport or host materials.
• Laboratory Reagent: Serves as a specialized reagent for academic and industrial research in synthetic organic chemistry.

Basic Information

Product Name	Bis(4-Methoxyphenyl)Phenylphosphine Oxide
CAS No.	799-55-3
Molecular Formula	C20H19O3P
Molecular Weight	338.34 g/mol
Synonyms	Phenylbis(4-methoxyphenyl)phosphine oxide; (4-Methoxyphenyl)phenylphosphinic acid, 4-methoxyphenyl ester; Phosphine oxide, bis(4-methoxyphenyl)phenyl-; Bis(p-anisyl)phenylphosphine oxide; Phenyl-di-(4-methoxyphenyl)-phosphine oxide
EINECS	Contact for details

Quality Control

Our Bis(4-Methoxyphenyl)Phenylphosphine Oxide is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed to confirm identity, purity, and the absence of critical impurities. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment. We adhere to relevant industry standards and can support custom purity requirements for specific applications.

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) and light-sensitive; therefore, containers must be kept tightly sealed and away from direct light exposure to maintain stability and purity.

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	≤ 0.5%
Heavy Metals	≤ 20 ppm

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