Description

4,4'-Dimethyldiphenylsulfoxide is a high-purity organic sulfoxide compound, serving as a versatile intermediate and building block in advanced chemical synthesis. Its value lies in its unique chemical structure, which makes it a critical precursor for the development of pharmaceuticals, liquid crystals, and specialty polymers. This product is essential for R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors seeking reliable, high-quality intermediates for complex synthesis pathways.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Liquid Crystal Materials: Used in the production of precursors for liquid crystal displays (LCDs) and other electro-optical devices.
• Agrochemical Synthesis: Serves as an intermediate in the manufacture of advanced herbicides, fungicides, and plant growth regulators.
• Polymer & Resin Modifier: Acts as a monomer or additive to impart specific properties like thermal stability or solubility to high-performance polymers.
• Organic Synthesis Reagent: Employed as a ligand in catalysis or as a reactant in oxidation and coupling reactions in research and fine chemical production.
• Electronic Chemicals: Used in the synthesis of materials for organic light-emitting diodes (OLEDs) and other electronic applications.

Basic Information

Product Name	4,4'-Dimethyldiphenylsulfoxide
CAS No.	1774-35-2
Molecular Formula	C14H14OS
Molecular Weight	230.32 g/mol
Synonyms	Bis(4-methylphenyl) sulfoxide; p,p'-Dimethyldiphenyl sulfoxide; 4-Methylphenyl sulfoxide; DMDPSO; Sulfinylbis(4-methylbenzene); 1-Methyl-4-[(4-methylphenyl)sulfinyl]benzene; (4-Methylphenyl)(4-methylphenyl)sulfoxide
EINECS	217-207-5

Quality Control

Our 4,4'-Dimethyldiphenylsulfoxide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR, to ensure it meets the stringent requirements of our global customer base. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and batch-to-batch consistency.

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 strong oxidizing agents and incompatible materials.

Specification

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

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