Description

Bis(2-Hydroxy-5-Chlorophenyl) Sulfide is a specialized organic sulfur compound featuring two phenolic rings linked by a sulfide bridge, each substituted with a hydroxyl and a chlorine group. This unique structure makes it a valuable intermediate and functional additive in advanced chemical synthesis. It is primarily sought by manufacturers in the polymer, agrochemical, and specialty chemical industries for applications requiring specific reactivity, stabilization, or as a building block for more complex molecules.

Application

• Polymer Additive & Stabilizer: Acts as an antioxidant or light stabilizer in plastics and synthetic rubbers to enhance durability.
• Agrochemical Intermediate: Serves as a key precursor in the synthesis of certain fungicides, herbicides, and plant growth regulators.
• Pharmaceutical Synthesis: Used as a building block in the research and development of active pharmaceutical ingredients (APIs).
• Dye & Pigment Manufacturing: Functions as an intermediate in the production of specialized dyes and organic pigments.
• Crosslinking Agent: Utilized in the formulation of epoxy resins and other thermosetting polymers to modify properties.
• Chemical Research & Development: Employed in organic synthesis laboratories for creating novel sulfur-containing compounds.

Basic Information

Product Name	Bis(2-Hydroxy-5-Chlorophenyl) Sulfide
CAS No.	97-24-5
Molecular Formula	C12H8Cl2O2S
Molecular Weight	295.16 g/mol
Synonyms	2,2'-Thiobis(4-chlorophenol); 4,4'-Dichloro-2,2'-dihydroxydiphenyl sulfide; Bis(5-chloro-2-hydroxyphenyl) sulfide; 2-Hydroxy-5-chlorophenyl sulfide; NSC 403697; Phenol, 4,4'-dichloro-2,2'-thiobis-; Phenol, 4,4'-dichloro-2,2'-thiobis-; 4-Chloro-2-(5-chloro-2-hydroxyphenylthio)phenol
EINECS	202-570-8

Quality Control

Our Bis(2-Hydroxy-5-Chlorophenyl) Sulfide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant quality parameters. Our commitment to consistent quality and supply chain reliability supports your production and R&D needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	164 - 168 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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