2,2′-Thiodiethanol
2,2′-Thiodiethanol (CAS 111-48-8), also known as thiodiglycol, is an organosulfur compound with the linear formula S(CH2CH2OH)2 and a molecular weight of 122.19 g/mol. This clear, viscous liquid serves as a versatile building block in organic synthesis and finds application in the production of polymers, plasticisers, and corrosion inhibitors. Its unique sulfur-containing diol structure makes it valuable for various chemical manufacturing processes.
- IUPAC
- 2,2′-Thiobis(ethanol),Bis(2-hydroxyethyl) sulfide,Thiodiethylene glycol,Thiodiglycol
- Synonyms
- S(CH2CH2OH)22,2′-Thiobis(ethanol)Bis(2-hydroxyethyl) sulfideThiodiethylene glycolThiodiglycol
Polymer Synthesis
2,2′-Thiodiethanol is used as a monomer or comonomer in the synthesis of various polymers, including polyesters and polyurethanes, contributing to specific material properties.
Chemical Intermediate
It serves as a key intermediate in the production of other organic compounds, leveraging its bifunctional alcohol and thioether characteristics for further chemical transformations.
Corrosion Inhibitors
The compound's structure allows it to function as a component in formulations designed to inhibit corrosion, particularly in metalworking fluids and lubricants.
Plasticiser Production
2,2′-Thiodiethanol can be employed in the synthesis of plasticisers, which are added to polymers to increase their flexibility and durability.
| Molecular weight | 122.19 |
|---|---|
| Linear formula | S(CH2CH2OH)2 |
| Assay | ≥98.5% (GC) |
| Boiling point | 164-166 °C/20 mmHg(lit.) |
| Density | 1.221 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.5215(lit.)n20/D 1.522 |
| Melting point | −16 °C(lit.) |
Precautionary statements
- P305IF IN EYES
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2,2′-Thiodiethanol used for?
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2,2′-Thiodiethanol is used as a building block in organic synthesis, particularly in the production of polymers, plasticisers, and corrosion inhibitors.
What is the CAS number and chemical formula for 2,2′-Thiodiethanol?
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The CAS number for 2,2′-Thiodiethanol is 111-48-8, and its linear formula is S(CH2CH2OH)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,2′-Thiodiethanol with an assay of ≥98.5% (GC). This is a technical or research grade, and TSS does not represent it as USP, BP, or EP.
How should 2,2′-Thiodiethanol be handled safely?
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Handle 2,2′-Thiodiethanol with appropriate personal protective equipment. Refer to the safety data sheet for detailed hazard information and handling precautions. The precautionary statement is P305 + P351 + P338, indicating measures for eye contact.
Is 2,2′-Thiodiethanol a controlled substance?
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The provided data does not indicate that 2,2′-Thiodiethanol is a controlled substance.
How is 2,2′-Thiodiethanol packed and shipped?
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2,2′-Thiodiethanol is available for global export. Packaging details are available upon request.
How can I request a quote or sample?
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To request a quote or sample of 2,2′-Thiodiethanol, please contact the Tech Serve Solutions sales team directly through our website or by phone.
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