Description

p-Anisyldiphenylphosphine is a specialized organophosphorus ligand and synthetic intermediate of significant value in advanced chemical synthesis. Its primary importance lies in its role as a versatile ligand for transition metal catalysts, enabling highly selective cross-coupling and other key organic transformations. This compound is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors seeking to develop novel compounds and optimize synthetic routes.

Application

• As a ligand in transition metal-catalyzed cross-coupling reactions, such as Suzuki, Heck, and Negishi couplings, for C-C bond formation.
• Key intermediate in the synthesis of complex organic molecules and active pharmaceutical ingredients (APIs).
• Utilized in asymmetric catalysis research for the production of chiral compounds.
• Component in the development of specialty polymers and advanced material precursors.
• Used in agrochemical research for the synthesis of novel herbicides and pesticides.
• Employed in academic and industrial R&D for methodological development in organometallic chemistry.

Basic Information

Product Name	p-Anisyldiphenylphosphine
CAS No.	53111-20-9
Molecular Formula	C19H17OP
Molecular Weight	292.31 g/mol
Synonyms	(4-Methoxyphenyl)diphenylphosphine; Diphenyl(4-methoxyphenyl)phosphine; p-Methoxyphenyldiphenylphosphine; Anisyldiphenylphosphine; Phosphine, (4-methoxyphenyl)diphenyl-; 4-Methoxytriphenylphosphine (Note: This is a common misnomer, the correct structure is P-substituted, not a phosphonium salt).
EINECS	Contact for details

Quality Control

Our p-Anisyldiphenylphosphine is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and process applications. Each lot undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (argon or nitrogen) in a cool, dry place at room temperature (15-25°C). Minimize exposure to air during handling to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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