Description

2,2'-Oxydiethanethiol is a versatile sulfur-containing organic compound with a thioether and two terminal thiol functional groups. This unique bifunctional structure makes it a valuable intermediate for synthesizing polymers, ligands, and other specialty chemicals. It is particularly sought after by manufacturers in the pharmaceutical, polymer, and fine chemical industries for applications requiring precise molecular assembly and controlled reactivity.

Application

• Polymer Chemistry: Acts as a chain transfer agent or cross-linking monomer in the synthesis of specialty polymers and resins.
• Pharmaceutical Intermediates: Serves as a key building block for synthesizing active pharmaceutical ingredients (APIs) and drug candidates.
• Ligand Synthesis: Used to create chelating agents and ligands for metal catalysis and coordination chemistry.
• Surface Modification: Employed to functionalize surfaces and nanoparticles via thiol-gold or thiol-metal interactions.
• Adhesive & Sealant Formulations: Imparts specific rheological and curing properties in high-performance formulations.
• Chemical Synthesis: A versatile reagent for introducing sulfide linkages and thiol groups into target molecules.

Basic Information

Product Name	2,2'-Oxydiethanethiol
CAS No.	2150-02-9
Molecular Formula	C4H10OS2
Molecular Weight	138.25 g/mol
Synonyms	Bis(2-mercaptoethyl) ether; 2,2'-Thiodiethanol, dithiol; Di(2-mercaptoethyl) ether; Ethanol, 2,2'-thiobis-, dithiol; 2-[(2-Mercaptoethoxy)methylthio]ethanethiol; Oxybis(ethane-2,1-diyl) dithiol; 2,2'-Oxydi(ethanethiol)
EINECS	218-425-5

Quality Control

Our 2,2'-Oxydiethanethiol is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including assay and impurity profiling, to ensure it meets the high-purity standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with each shipment to guarantee traceability, consistency, and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Due to its easily oxidized nature, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) to maintain purity and extend shelf life. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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