S,S′-Dimethyl dithiocarbonate
S,S′-Dimethyl dithiocarbonate (CAS 868-84-8) is a sulfur-containing organic compound with the molecular formula C3H6S2O and a molecular weight of 122.21 g/mol. This chemical, often referred to as Carbonodithioic acid S,S-dimethyl ester, serves as a valuable building block in organic synthesis. Its properties make it suitable for various chemical research and development applications, particularly within the realm of sulfur and thiocarbonyl chemistry.
- IUPAC
- Carbonodithioic acid S,S-dimethyl ester
- Synonyms
- Carbonodithioic acid S,S-dimethyl ester

Organic Synthesis Reagent
S,S′-Dimethyl dithiocarbonate is utilised as a key intermediate and building block in the synthesis of more complex organic molecules. Its dithiocarbonate structure allows for diverse chemical transformations.
Chemical Research
This compound finds application in academic and industrial research laboratories exploring novel synthetic pathways and chemical reactions involving sulfur functionalities.
Material Science
Potential applications exist in the development of new materials where the incorporation of sulfur atoms or dithiocarbonate moieties is beneficial.
| Molecular weight | 122.21 |
|---|---|
| Empirical formula | C3H6S2O |
| Assay | 97% |
| Density | 1.1705 g/mL at 25 °C |
| Refractive index | n20/D 1.5485 |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 3334 |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 S,S′-Dimethyl dithiocarbonate used for?
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S,S′-Dimethyl dithiocarbonate is primarily used as a building block in organic synthesis and for chemical research, particularly in areas involving sulfur and thiocarbonyl compounds.
What are the CAS number and formula for S,S′-Dimethyl dithiocarbonate?
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The CAS number is 868-84-8 and the empirical formula is C3H6S2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies S,S′-Dimethyl dithiocarbonate with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should S,S′-Dimethyl dithiocarbonate be handled safely?
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S,S′-Dimethyl dithiocarbonate is classified as a Warning, with hazard statement H302 (Harmful if swallowed). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used. Avoid ingestion and ensure adequate ventilation.
How is S,S′-Dimethyl dithiocarbonate packed and shipped?
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As a specialist global supplier, Tech Serve Solutions ensures that S,S′-Dimethyl dithiocarbonate is packed and shipped in compliance with all relevant regulations for international export.
How can I request a sample or quote for S,S′-Dimethyl dithiocarbonate?
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To request a sample or a quote for S,S′-Dimethyl dithiocarbonate, please contact our sales team through the TSS website or by phone.
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