Description

Diphenyl Sulfide is a versatile organosulfur compound characterized by its two phenyl groups bonded to a sulfur atom. This structure makes it a valuable intermediate and functional additive in advanced chemical synthesis and material science. It is essential for manufacturers and R&D teams in the pharmaceutical, agrochemical, and polymer industries seeking to introduce sulfur-containing moieties or modify material properties. Diphenyl Sulfide CAS NO 139-66-2 is a key building block for creating more complex molecules with tailored characteristics.

Application

• Pharmaceutical Intermediate: Serves as a core building block in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents where the diphenyl sulfide scaffold is incorporated.
• Polymer & Material Science: Acts as a monomer or additive in the production of high-performance polymers, resins, and specialty materials to enhance properties like thermal stability or refractive index.
• Ligand & Catalyst Preparation: Utilized in the development of ligands for metal catalysis and in organometallic chemistry research.
• Organic Synthesis: A fundamental reagent for constructing complex organic architectures, including heterocycles, via reactions like cross-coupling or oxidation.
• Flavor & Fragrance Industry: Employed in the synthesis of certain aroma chemicals and fragrance components.
• Research & Development: A standard compound for methodological studies and as a reference material in analytical laboratories.

Basic Information

Product Name	Diphenyl Sulfide
CAS No.	139-66-2
Molecular Formula	C12H10S
Molecular Weight	186.27 g/mol
Synonyms	Phenyl Sulfide; Thiodiphenyl; Diphenyl Thioether; 1,1'-Thiobisbenzene; Benzene, 1,1'-thiobis-; Sulfur, Diphenyl; Phenylsulfide; NSC 6641
EINECS	205-371-4

Quality Control

Our Diphenyl Sulfide is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and GC for residual solvent analysis, to ensure it meets precise customer specifications and industry standards. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and consistent quality for your critical applications.

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.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Melting Point	Approx. -40°C to 10°C (Contact for specific grade)
Water Content (KF)	≤ 0.5%

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