Description

4,5-Diphenyl-1,3,2-Dioxathiolane-2-Oxide is a specialized organosulfur compound featuring a unique cyclic sulfite structure. This chemical serves as a valuable intermediate and reagent in advanced organic synthesis, particularly for the controlled introduction of sulfur-containing functional groups. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and materials science sectors for developing novel compounds and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides requiring specific sulfur motifs.
• Ligand & Catalyst Precursor: Acts as a precursor for synthesizing novel ligands and catalysts in transition metal chemistry.
• Polymer Modification: Employed in the research and production of specialty polymers and functional materials.
• Organic Synthesis Reagent: Utilized in cyclization reactions and as a sulfonylating or sulfating agent in complex molecule construction.
• Chemical Biology Probes: Useful in the design and synthesis of molecular probes for studying biological systems.

Basic Information

Product Name	4,5-Diphenyl-1,3,2-Dioxathiolane-2-Oxide
CAS No.	4464-79-3
Molecular Formula	C14H10O3S
Molecular Weight	258.29 g/mol
Synonyms	4,5-Diphenyl-1,3,2-dioxathiolane 2-oxide; 1,3,2-Dioxathiolane, 4,5-diphenyl-, 2-oxide; Diphenyl Ethylene Sulfite; Cyclic Styrene Sulfite; 4,5-Diphenyl-2-sulfoxy-1,3,2-dioxathiolane; 2-Oxo-4,5-diphenyl-1,3,2-dioxathiolane
EINECS	Contact for details

Quality Control

Our 4,5-Diphenyl-1,3,2-Dioxathiolane-2-Oxide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

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 bases and reducing agents. For long-term storage, consider under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.