Description

Bis(Phosphino)Methane CAS NO 5518-61-6 is a versatile organophosphorus compound featuring two phosphino groups bonded to a central methylene bridge. This unique structure makes it a highly valuable ligand and precursor in advanced chemical synthesis, particularly for creating complex coordination complexes and catalysts. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors who require precise molecular building blocks for catalysis and material science applications.

Application

• Catalyst Ligand in Homogeneous Catalysis: A key component in transition metal catalysts for hydrogenation, hydroformylation, and cross-coupling reactions (e.g., Suzuki, Heck).
• Precursor for Phosphine-Based Ligands: Used in the synthesis of more complex bidentate and multidentate phosphine ligands for asymmetric synthesis.
• Coordination Chemistry Research: Fundamental for constructing novel metal-organic frameworks (MOFs) and organometallic complexes with specific electronic properties.
• Polymerization Catalyst Component: Employed in the development of catalysts for olefin polymerization and other polymer synthesis processes.
• Material Science: Investigated for use in creating phosphorous-doped materials and as a surface modifier for nanoparticles.
• Agrochemical Intermediate: Serves as a building block in the synthesis of certain phosphorus-containing active ingredients.

Basic Information

Product Name	Bis(Phosphino)Methane
CAS No.	5518-61-6
Molecular Formula	CH6P2
Molecular Weight	80.01 g/mol
Synonyms	Diphosphinomethane; Methylenediphosphine; Methanediylbis(phosphine); 1,1'-Methylenebis(phosphine); Phosphinomethylphosphine; Bis(phosphanyl)methane; H2PCH2PH2
EINECS	226-861-1

Quality Control

Our Bis(Phosphino)Methane is produced and handled under stringent quality protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality management system is designed to meet the rigorous demands of research and industrial-scale synthesis.

Storage

Preserve in a tightly closed container, protected from light. Due to its property of being easily oxidized, this material must be stored under an inert atmosphere (argon or nitrogen) in a cool, dry, and well-ventilated area. Recommended long-term storage temperature is 2-8°C. Keep away from heat, sparks, open flames, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Phosphine Oxide Content	≤ 2.0%
Water Content (KF)	≤ 0.5%

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