Description

Tetramethylbiphosphine is an organophosphorus compound with the CAS number 3676-91-3, serving as a versatile ligand and precursor in advanced chemical synthesis. Its value lies in its ability to coordinate with transition metals, forming complexes crucial for catalysis and materials science research. This product is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel catalytic processes or electronic materials.

Application

• As a ligand in homogeneous catalysis for cross-coupling and hydrogenation reactions.
• Precursor for semiconductor materials and metal-organic frameworks (MOFs).
• Intermediate in the synthesis of specialty phosphines and flame retardants.
• Used in coordination chemistry research to study novel metal complexes.
• Component in catalyst systems for polymer production and fine chemical manufacturing.
• Research chemical for developing new agrochemical actives and pharmaceutical intermediates.

Basic Information

Product Name	Tetramethylbiphosphine
CAS No.	3676-91-3
Molecular Formula	C4H12P2
Molecular Weight	122.09 g/mol
Synonyms	1,1',2,2'-Tetramethylbiphosphine; Tetramethyldiphosphine; Bis(dimethylphosphino)methane; DMPM; TMDP; 1,2-Bis(dimethylphosphino)ethane (common misnomer, verify structure); Dimethylphosphinomethane; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our Tetramethylbiphosphine undergoes rigorous quality testing to ensure compliance with industry standards for research and process chemistry. We provide comprehensive analytical data, including purity assay and impurity profiling via advanced chromatographic techniques. Certificates of Analysis (COA) are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its sensitivity to oxidation and light, minimize exposure to air and handle in a controlled environment.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC or HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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