2,2′-(Ethylenedithio)diacetic acid
2,2′-(Ethylenedithio)diacetic acid (CAS 7244-02-2), with the molecular formula C6H10O4S2 and a molecular weight of 210.27 g/mol, is a versatile organic compound. It serves as a key building block in chemical synthesis, particularly within the realms of carbonyl compounds and carboxylic acids. Its structure lends itself to various applications requiring difunctional acetic acid derivatives, making it valuable for research and development in multiple chemical disciplines.
- Synonyms
- C6H10O4S2

Organic Synthesis Intermediate
This compound acts as a crucial intermediate in the synthesis of more complex organic molecules. Its carboxylic acid and thioether functionalities allow for diverse chemical transformations.
Ligand Development
The presence of sulfur and oxygen atoms makes 2,2′-(Ethylenedithio)diacetic acid a potential candidate for developing chelating ligands in coordination chemistry.
Material Science Research
It can be utilized in the development of novel polymers or functional materials where its specific chemical properties are advantageous.
Pharmaceutical Precursor
As a building block, it may find application in the synthetic pathways for certain pharmaceutical intermediates, contributing to drug discovery efforts.
| Molecular weight | 210.27 |
|---|---|
| Empirical formula | C6H10O4S2 |
| Assay | ≥97.0% |
| Melting point | 107-110 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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′-(Ethylenedithio)diacetic acid used for?
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2,2′-(Ethylenedithio)diacetic acid is primarily used as a building block and intermediate in organic synthesis, including in the development of ligands and potential pharmaceutical precursors.
What is the CAS number and formula for 2,2′-(Ethylenedithio)diacetic acid?
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The CAS number is 7244-02-2 and the empirical formula is C6H10O4S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,2′-(Ethylenedithio)diacetic acid with an assay of ≥97.0%. This is suitable for research and general chemical synthesis purposes. It is not supplied as USP, BP, EP, or other pharmacopoeia grades.
What are the safety considerations when handling 2,2′-(Ethylenedithio)diacetic acid?
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This compound is classified with GHS07 (Warning) and is associated with hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, should be used. Ensure adequate ventilation.
Is 2,2′-(Ethylenedithio)diacetic acid available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals and laboratory reagents.
How can I request a sample or quote for 2,2′-(Ethylenedithio)diacetic acid?
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Please contact our sales department or use the online inquiry form on our website to request a sample or a quotation for 2,2′-(Ethylenedithio)diacetic acid.
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