Description

Oxybis(Diphenylphosphine Sulfide) is a versatile organophosphorus compound that serves as a key ligand and intermediate in advanced chemical synthesis. Its unique structure makes it valuable for modifying catalytic systems and creating novel materials with specific electronic or coordination properties. This product is essential for researchers and manufacturers in the fields of homogeneous catalysis, materials science, and specialty chemical production.

Application

• As a ligand in transition metal catalysis for cross-coupling and other organic transformations.
• Intermediate in the synthesis of specialty organophosphorus compounds and flame retardants.
• Precursor for functional materials research, including polymers and coordination networks.
• Component in photoinitiator systems and other light-sensitive applications.
• Used in academic and industrial R&D for exploring new catalytic and material properties.
• Potential modifier for electronic materials and surface coatings.

Basic Information

Product Name	Oxybis(Diphenylphosphine Sulfide)
CAS No.	3096-09-1
Molecular Formula	C24H20O1P2S2
Molecular Weight	450.48 g/mol
Synonyms	Bis(diphenylphosphinothioyl) ether; Bis(diphenylthiophosphinyl) oxide; Oxybis[diphenylphosphine sulfide]; 1,1'-Oxybis[1,1-diphenylphosphine sulfide]; Ether, bis(diphenylphosphinothioyl); Diphenylphosphinothioic acid anhydride; (Thiodiphenylphosphine) oxide dimer; O,O-Bis(diphenylphosphinothioate)
EINECS	221-444-4

Quality Control

Our Oxybis(Diphenylphosphine Sulfide) is produced under controlled conditions to ensure batch-to-batch consistency and high purity. Quality is verified through a suite of analytical techniques including HPLC, NMR, and elemental analysis. A Certificate of Analysis (COA) detailing purity and specific test results is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat and incompatible materials. Due to its light-sensitive nature, prolonged exposure to light 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
Loss on Drying	≤ 0.5%

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