Description

Bis(3,5-Dimethylphenyl)Phosphine is a specialized organophosphorus compound, valued for its role as a versatile ligand in transition metal catalysis. Its sterically hindered and electron-rich structure makes it particularly effective in facilitating challenging cross-coupling and hydrogenation reactions. This chemical is essential for R&D and production chemists in the pharmaceutical, agrochemical, and advanced materials sectors, where it enables the synthesis of complex molecules with high efficiency and selectivity.

Application

• As a ligand in palladium-catalyzed cross-coupling reactions, such as Suzuki, Heck, and Buchwald-Hartwig aminations, for C-C and C-N bond formation.
• Utilized in asymmetric hydrogenation and hydroformylation catalysts for the production of chiral intermediates in pharmaceutical synthesis.
• Employed in the synthesis of OLED materials and organic electronic compounds due to its ability to modulate the electronic properties of metal complexes.
• Acts as a precursor or stabilizer in the preparation of nanoparticles and other advanced materials.
• Used in academic and industrial research for developing new catalytic systems and methodologies.
• Applied in the manufacture of specialty chemicals and fine chemicals where precise catalytic control is required.

Basic Information

Product Name	Bis(3,5-Dimethylphenyl)Phosphine
CAS No.	71360-06-0
Molecular Formula	C16H19P
Molecular Weight	242.30 g/mol
Synonyms	Bis(3,5-xylyl)phosphine; Di(3,5-dimethylphenyl)phosphine; Phosphine, bis(3,5-dimethylphenyl)-; 3,5-Dimethylphenylphosphine; (3,5-Dimethylphenyl)phosphine; Ligand SPhos (related bis-phosphine class); B3,5DMPP
EINECS	Contact for details

Quality Control

Our Bis(3,5-Dimethylphenyl)Phosphine is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including NMR, HPLC, and GC to verify identity and assay. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment. We adhere to a quality management system to support our customers in cGMP and other regulated environments.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. This material 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
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm

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