Ethyl 1,3-dithiolane-2-carboxylate
Ethyl 1,3-dithiolane-2-carboxylate (CAS: 20461-99-8) is a sulfur-containing heterocyclic compound with the molecular formula C6H10O2S2 and a molecular weight of 178.27 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly within the field of chemical research and development. Its unique structure allows for diverse synthetic transformations, making it a useful intermediate in the creation of more complex molecules for various scientific applications.
- IUPAC
- Glyoxylic acid ethyl ester ethylene mercaptal
- Synonyms
- Glyoxylic acid ethyl ester ethylene mercaptalEthyl 2-(1,3-dithiolan-2-yl)acetate

Organic Synthesis Intermediate
Utilised as a key intermediate in multi-step organic synthesis pathways. Its dithiolane structure can undergo various reactions to form new carbon-carbon or carbon-heteroatom bonds.
Heterocyclic Chemistry
A useful building block for the construction of diverse heterocyclic compounds. It is frequently employed in research settings exploring novel molecular architectures.
S-Containing Compound Research
Incorporated into research projects focused on sulfur-containing organic molecules, potentially for applications in materials science or medicinal chemistry.
| Molecular weight | 178.27 |
|---|---|
| Empirical formula | C6H10O2S2 |
| Assay | ≥98.0% |
| Boiling point | 85 °C/0.1 mmHg(lit.) |
| Density | 1.249 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.539(lit.)n20/D 1.540 |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
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 Ethyl 1,3-dithiolane-2-carboxylate used for?
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Ethyl 1,3-dithiolane-2-carboxylate is primarily used as a building block and intermediate in organic synthesis and heterocyclic chemistry research.
What is the CAS number and molecular formula for Ethyl 1,3-dithiolane-2-carboxylate?
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The CAS number is 20461-99-8 and the molecular formula is C6H10O2S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethyl 1,3-dithiolane-2-carboxylate with an assay of ≥98.0%. This product is not represented as USP, BP, or EP grade.
What are the safety and handling considerations for this compound?
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This compound has a flash point of 113 °C (235.4 °F) and requires the use of eyeshields and gloves for safe handling. It carries a WGK Germany rating of 3, indicating it is hazardous to water.
How are Tech Serve Solutions' chemicals exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents.
How can I request a sample or quote for Ethyl 1,3-dithiolane-2-carboxylate?
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Please contact our sales team via the website or by phone to request a sample or a competitive quote.
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