# Ethylendiamintetraaceticacid, di-sodium-magnesium salt (CAS 14402-88-1)

**CAS:** 14402-88-1  
**PubChem CID:** [161064](https://pubchem.ncbi.nlm.nih.gov/compound/161064)  
**Molecular formula:** C₁₀H₁₂MgN₂Na₂O₈  
**Molar mass:** 358.50 g/mol  
**IUPAC:** magnesium;disodium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxylatomethyl)amino]acetate  
**SMILES:** `C(CN(CC(=O)[O-])CC(=O)[O-])N(CC(=O)[O-])CC(=O)[O-].[Na+].[Na+].[Mg+2]`  
**InChIKey:** `AWNVVAMWLMUZOZ-UHFFFAOYSA-J`  
**InChI:** `InChI=1S/C10H16N2O8.Mg.2Na/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;;/q;+2;2*+1/p-4`  

## Physicochemical properties

| Parameter | Value |
|---|---|
| PSA | 167 Ų |
| Hydrogen bond donors | 0 |
| Hydrogen bond acceptors | 10 |
| Rotatable bonds | 7 |
| Heavy atoms | 23 |

## 3D structure

The molecule contains 35 atoms connected by 31 chemical bonds. Interactive 3D model available at: https://molgod.org/molekula/14402-88-1/

## Synonyms

- 14402-88-1
- Magnesium Disodium EDTA
- NDT563S5VZ
- Magnesium sodium ethylenediaminetetraacetate
- CHELEST MG 40
- CHELEST MG-40
- MG 40
- MG-40
- SODIUM ((ETHYLENEDINITRILO)TETRAACETATO)MAGNESATE
- Sodium [(ethylenedinitrilo)tetraacetato]magnesate

## Available in the shop

[Ethylendiamintetraaceticacid, di-sodium-magnesium salt (CAS 14402-88-1) — Hebei Chengxin](https://molgod.org/sds-cards/ethylendiamintetraaceticacid-di-sodium-magnesium-salt-cas-14402-88-1-hebei-chengxin/)

## Data sources

- [PubChem CID 161064](https://pubchem.ncbi.nlm.nih.gov/compound/161064)
- [Wikidata](https://www.wikidata.org/wiki/Q27284819)
- [NIST WebBook](https://webbook.nist.gov/cgi/cbook.cgi?ID=14402-88-1)
- [ChEMBL](https://www.ebi.ac.uk/chembl/g/#search_results/all/query=14402-88-1)

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*Last updated: 2026-09-02 · Generator: MOL-GOD v3.12.33*