Ethylenediamine-N,N′-diacetic acid
Ethylenediamine-N,N′-diacetic acid (CAS 5657-17-0), also known as N,N′-Ethylenediglycine, is a chemical compound with the linear formula HOOCCH₂NHCH₂CH₂NHCH₂COOH and a molecular weight of 176.17 g/mol. It functions as a chelating agent, forming stable complexes with various metal ions. This compound is valuable in chemical synthesis and is categorized under EDTA derivatives and synthetic reagents.
- IUPAC
- N,N′-Ethylenediglycine
- Synonyms
- N,N′-Ethylenediglycine2,2'-(Ethane-1,2-diylbis(azanediyl))diacetic acid

Chelation Agent
Ethylenediamine-N,N′-diacetic acid is employed as a chelating agent, effectively binding to metal ions. This property is crucial in applications where controlling the concentration or activity of specific metal ions is necessary.
Chemical Synthesis
As a synthetic reagent, this compound participates in various chemical reactions. Its structure allows it to be incorporated into more complex molecules or used to modify existing ones.
EDTA Derivative
Belonging to the family of EDTA derivatives, it shares similar characteristics in complexing metal ions. It can serve as an alternative or complementary agent in processes where EDTA is typically used.
| Molecular weight | 176.17 |
|---|---|
| Linear formula | HOOCCH2NHCH2CH2NHCH2COOH |
| Assay | ≥98% |
| Application | Chelating agent |
| Melting point | 224 °C (dec.)(lit.) |

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 Ethylenediamine-N,N′-diacetic acid used for?
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Ethylenediamine-N,N′-diacetic acid is primarily used as a chelating agent and in chemical synthesis. It is also recognized as an EDTA derivative.
What are the CAS number and formula for Ethylenediamine-N,N′-diacetic acid?
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The CAS number is 5657-17-0, and its linear formula is HOOCCH₂NHCH₂CH₂NHCH₂COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethylenediamine-N,N′-diacetic acid with an assay of ≥98%. This is typically a technical or research grade, and TSS does not represent it as USP, BP, or EP grade.
How should Ethylenediamine-N,N′-diacetic acid be handled safely?
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Based on GHS classifications, this compound is a Warning substance with hazards H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation.
Is Ethylenediamine-N,N′-diacetic acid a controlled substance?
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The provided data does not indicate that Ethylenediamine-N,N′-diacetic acid (CAS 5657-17-0) is a controlled substance.
How is Ethylenediamine-N,N′-diacetic acid packed, shipped, and exported?
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Tech Serve Solutions specialises in the global supply and export of chemicals. Specific packing and shipping details are confirmed upon order and in accordance with international regulations.
How can I request a quote or sample for Ethylenediamine-N,N′-diacetic acid?
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To request a quote or sample, please contact our sales team through the provided channels on our website, specifying the product name and CAS number (5657-17-0).
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