Description

Leucoson CAS NO 1950-36-3 is a specialized organic chemical compound, also known as 2,2'-Thiodiethanol, valued for its dual hydroxyl and sulfide functional groups. This unique structure makes it a versatile intermediate and solvent in high-value synthesis, offering reactivity for etherification, esterification, and as a chain transfer agent. It is essential for manufacturers and R&D teams in the pharmaceutical, polymer, and specialty chemical industries seeking to develop or produce surfactants, pharmaceuticals, and functional polymers.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, particularly where a thioether linkage or a diol functionality is required.
• Polymer Industry: Serves as a chain transfer agent or a monomer modifier in the production of polyurethanes, polyesters, and other specialty polymers to alter physical properties.
• Surfactant & Detergent Formulation: Acts as a key intermediate for manufacturing non-ionic surfactants and emulsifiers used in industrial and household cleaning products.
• Chemical Synthesis: Employed as a polar solvent and reactant in organic synthesis, including nucleophilic substitution and condensation reactions.
• Crosslinking Agent: Utilized in the production of resins and coatings where its diol groups can participate in crosslinking reactions to enhance durability.
• Lubricant Additive: Functions as a precursor for additives that improve the extreme pressure and anti-wear properties of industrial lubricants.

Basic Information

Product Name	Leucoson
CAS No.	1950-36-3
Molecular Formula	C₄H₁₀O₂S
Molecular Weight	122.19 g/mol
Synonyms	2,2'-Thiodiethanol; Thiodiglycol; Bis(2-hydroxyethyl) sulfide; Di(2-hydroxyethyl) sulfide; 2,2'-Dihydroxydiethyl sulfide; Ethanol, 2,2'-thiodi-; TDE; Leucogen
EINECS	217-783-7

Quality Control

Our Leucoson is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay by GC or HPLC, identity confirmation (IR), and control of key impurities and water content. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to ensure compliance with your specific requirements.

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 strong acids.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	1.519 - 1.523
Specific Gravity (20/20°C)	1.182 - 1.192

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