Description

Disodium P,P'-Sulphonylbis(Phenolate) is an organosulfur compound widely utilized as a key intermediate and functional additive in advanced chemical synthesis. This product matters for its role in facilitating specific coupling reactions and modifying material properties in high-performance applications. Industries requiring specialty chemicals for polymer production, pharmaceutical intermediates, and advanced material science are the primary users of this compound.

Application

• Polymer Industry: Acts as a monomer or chain modifier in the synthesis of specialty polyethersulfones (PES) and other high-temperature engineering plastics.
• Pharmaceutical Intermediates: Serves as a crucial building block for the synthesis of active pharmaceutical ingredients (APIs) with sulfone or diaryl ether linkages.
• Material Science: Used in the development of advanced membranes, coatings, and composites where thermal stability and chemical resistance are required.
• Chemical Synthesis: Functions as a nucleophilic agent or catalyst ligand in organic synthesis, particularly in reactions involving aryl ether formation.
• Research & Development: Employed in academic and industrial R&D for exploring new polymeric materials and organic electronic components.

Basic Information

Product Name	Disodium P,P'-Sulphonylbis(Phenolate)
CAS No.	3594-55-6
Molecular Formula	C12H8Na2O6S
Molecular Weight	334.22 g/mol
Synonyms	Disodium 4,4'-Sulfonyldiphenolate; Disodium 4,4'-Sulfonylbis(phenoxide); Bis(4-hydroxyphenyl) Sulfone Disodium Salt; 4,4'-Sulfonyldiphenol Disodium Salt; Phenol, 4,4'-sulfonylbis-, sodium salt (1:2); BPS Disodium Salt; DSDONa
EINECS	Contact for details

Quality Control

Our Disodium P,P'-Sulphonylbis(Phenolate) is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and consistency. Certificates of Analysis (COA) detailing results for assay, related substances, and other critical parameters are provided with every shipment to guarantee reliable performance in your processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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