Description

Bis(4-Propoxyphenyl) Sulfone is a high-purity diaryl sulfone derivative, a key chemical intermediate valued for its thermal stability and structural versatility. This compound is essential for synthesizing advanced polymers and specialty chemicals where robust performance under demanding conditions is required. It is primarily sought by manufacturers in the polymer, pharmaceutical, and advanced materials industries for applications ranging from high-performance engineering plastics to active pharmaceutical ingredients (APIs).

Application

• Polymer Synthesis: A critical monomer for producing high-performance polyethersulfones (PES) and polysulfones, imparting excellent thermal stability, chemical resistance, and mechanical strength.
• Pharmaceutical Intermediates: Serves as a key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs), particularly in sulfone-based therapeutics.
• Advanced Material Production: Used in the development of specialty resins, coatings, and adhesives that require high thermal endurance and durability.
• Liquid Crystal Polymers (LCPs): Acts as a precursor in the manufacture of LCPs used in electronics, aerospace, and automotive components.
• Crosslinking Agent: Employed in formulations for thermosetting resins to enhance network density and thermal properties.
• Chemical Research & Development: A valuable reagent for organic synthesis and material science research in academic and industrial laboratories.

Basic Information

Product Name	Bis(4-Propoxyphenyl) Sulfone
CAS No.	97042-12-1
Molecular Formula	C18H22O4S
Molecular Weight	334.43 g/mol
Synonyms	1,1'-Sulfonylbis(4-propoxybenzene); 4,4'-Dipropoxydiphenyl Sulfone; Bis(4-propoxy) Sulfone; 4-Propoxyphenyl Sulfone; p,p'-Dipropoxydiphenylsulfone; DPS; DPS Derivative; 4,4'-Bis(propoxy)diphenyl sulfone
EINECS	Contact for details

Quality Control

Our Bis(4-Propoxyphenyl) Sulfone is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including HPLC for assay and impurity profiling, to meet exacting customer specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and physical parameters is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Ensure the container is kept tightly sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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