Description

Dimethyl Diphenyl Sulfone 4,4'-Dicarboxylate is a high-purity, specialized organic compound belonging to the diaryl sulfone family. This chemical serves as a critical advanced intermediate and building block in the synthesis of high-performance polymers and specialty chemicals. It is essential for manufacturers and R&D facilities in the pharmaceutical, agrochemical, and advanced materials sectors requiring precise molecular architecture.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for sulfone-based therapeutics.
• Polymer Chemistry: Serves as a monomer or co-monomer for producing high-temperature resistant poly(arylene ether sulfone)s (PAES) and other engineering plastics.
• Agrochemical Synthesis: Building block for developing advanced herbicides and fungicides with specific activity profiles.
• Liquid Crystal & OLED Materials: Used in the research and production of electronic materials for displays and lighting.
• Crosslinking Agent: Potential use in creating thermally stable, cross-linked polymer networks for coatings and composites.
• Organic Synthesis Research: Valuable reagent for constructing complex molecules in academic and industrial R&D laboratories.

Basic Information

Product Name	Dimethyl Diphenyl Sulfone 4,4'-Dicarboxylate
CAS No.	3965-53-5
Molecular Formula	C16H14O6S
Molecular Weight	334.34 g/mol
Synonyms	Dimethyl 4,4'-Sulfonyldibenzoate; Bis(4-methoxycarbonylphenyl) Sulfone; 4,4'-Sulfonyldibenzoic Acid Dimethyl Ester; DMDPS; Methyl 4,4'-Sulfonyldibenzoate; Diphenyl Sulfone-4,4'-dicarboxylic Acid Dimethyl Ester; 4-Carbomethoxyphenyl Sulfone
EINECS	Contact for details

Quality Control

Our Dimethyl Diphenyl Sulfone 4,4'-Dicarboxylate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are 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 room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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