Ethylenediaminetetraacetic acid copper(II) disodium salt
Ethylenediaminetetraacetic acid copper(II) disodium salt (CAS: 39208-15-6), with the molecular formula Cu(OOCCH2)2NCH2CH2N(CH2COONa)2 and a molecular weight of 397.74 g/mol, is a chelation compound. It is primarily utilised in biochemical applications to prevent the inhibition of enzyme-catalysed reactions by trace heavy metals. This disodium salt form offers specific solubility and reactivity characteristics for such applications.
- IUPAC
- (Ethylenedinitrilo)tetraacetic acid copper(II) disodium salt,Copper disodium ethylenediaminetetraacetate,EDTA copper(II) disodium salt,Edathamil
- Synonyms
- Copper disodium ethylenediaminetetraacetateEDTA copper(II) disodium saltEdathamil

Enzyme Reaction Stabilisation
Acts as a potent chelating agent to sequester trace heavy metal ions that can otherwise inhibit enzymatic activity. This ensures the reliability and accuracy of enzyme-catalysed processes in research and diagnostics.
Chemical Synthesis Reagent
Serves as a versatile reagent in organic and inorganic synthesis, particularly where controlled copper complexation is required. Its EDTA framework allows for stable coordination complexes.
Analytical Chemistry
Can be employed in analytical procedures where the complexation of copper ions is necessary for sample preparation or as a standard.
| Molecular weight | 397.74 |
|---|---|
| Linear formula | Cu(OOCCH2)2NCH2CH2N(CH2COONa)2 |
| Assay | ≥97.0% (calculated on dry substance, RT) |
| Impurities tested | ≤12% water |
| Application | Used to eliminate inhibition of enzyme catalyzed reactions due to traces of heavy metals |

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 Ethylenediaminetetraacetic acid copper(II) disodium salt used for?
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This compound is used to prevent the inhibition of enzyme-catalysed reactions by trace heavy metals. It also finds use as a chemical synthesis reagent.
What are the CAS number and formula for Ethylenediaminetetraacetic acid copper(II) disodium salt?
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The CAS number is 39208-15-6. The linear formula is Cu(OOCCH2)2NCH2CH2N(CH2COONa)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of ≥97.0% (calculated on dry substance). We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated in the product specifications.
How should Ethylenediaminetetraacetic acid copper(II) disodium salt be handled?
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Handle with appropriate personal protective equipment, including a dust mask (e.g., N95 US type), eyeshields, and gloves. Avoid dust formation and inhalation, and ensure adequate ventilation. This compound is classified with warning signal word and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335).
Is Ethylenediaminetetraacetic acid copper(II) disodium salt available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and laboratory reagents.
How can I request a quote or sample?
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Please contact our sales team via the website or telephone to request a quote or a sample of Ethylenediaminetetraacetic acid copper(II) disodium salt.
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