Description

Phosphine, 1,1'-[[1,1'-Biphenyl]-2,2'-Diyl]Bis[1,1-Bis(3,5-Dimethylphenyl)- is a specialized organophosphorus compound featuring a biphenyl core with multiple phosphine and dimethylphenyl substituents, making it a sophisticated ligand and building block. Its value lies in its precise molecular architecture, which is critical for applications requiring specific steric and electronic properties in catalysis and materials science. This high-purity chemical is essential for researchers and manufacturers in the fields of advanced organic synthesis, homogeneous catalysis, and the development of novel electronic materials.

Application

• Ligand in Homogeneous Catalysis: Acts as a key component in transition metal complexes for cross-coupling reactions (e.g., Suzuki, Heck) and hydrogenation processes.
• Organic Synthesis Intermediate: Serves as a crucial building block for synthesizing complex phosphine-containing molecules and fine chemicals.
• Materials Science Research: Used in the development of organic light-emitting diodes (OLEDs), phosphorescent materials, and other advanced optoelectronic components.
• Polymerization Catalyst Component: Employed in the synthesis of specialized polymers where precise control over catalyst structure is required.
• Pharmaceutical Research: Utilized in the discovery and development of new drug candidates, particularly where phosphorus chemistry is involved.
• Academic & Industrial R&D: A valuable reagent for investigating new catalytic systems and reaction mechanisms in chemistry laboratories.

Basic Information

Product Name	Phosphine, 1,1'-[[1,1'-Biphenyl]-2,2'-Diyl]Bis[1,1-Bis(3,5-Dimethylphenyl)-
CAS No.	325773-62-4
Molecular Formula	C46H42P2
Molecular Weight	656.78 g/mol
Synonyms	2,2'-Bis[bis(3,5-dimethylphenyl)phosphino]-1,1'-biphenyl; Biphenyl-2,2'-diylbis[bis(3,5-dimethylphenyl)phosphine]; (2,2'-Biphenyldiyl)bis[bis(3,5-dimethylphenyl)phosphine]; Bis(3,5-dimethylphenyl)(2'-(bis(3,5-dimethylphenyl)phosphino)-[1,1'-biphenyl]-2-yl)phosphine; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of Phosphine, 1,1'-[[1,1'-Biphenyl]-2,2'-Diyl]Bis[1,1-Bis(3,5-Dimethylphenyl)- adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and industrial applications. Each lot undergoes comprehensive analysis, including HPLC, NMR, and elemental analysis, to verify identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality parameters.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This compound is easily oxidized and moisture-sensitive; prolonged exposure to air should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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