Ethylenebis(nitrilodimethylene)tetraphosphonic acid
- CAS NO.：1429-50-1
- Empirical Formula: C6H20N2O12P4
- Molecular Weight: 436.12
- MDL number: MFCD00058893
- EINECS: 215-851-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-07-10 13:39:01
What is Ethylenebis(nitrilodimethylene)tetraphosphonic acid?
The Uses of Ethylenebis(nitrilodimethylene)tetraphosphonic acid
Ethylenediaminetetra(methylenephosphonic acid) is a nitrogenous polyphosphonic acid chelator is able to form complexes with various metal ions.
What are the applications of Application
Ethylenediaminetetra(methylenephosphonic acid) is a nitrogenous polyphosphonic acid chelator is able to form complexes with various metal ions
Flammability and Explosibility
Not classified
Properties of Ethylenebis(nitrilodimethylene)tetraphosphonic acid
| Melting point: | 247 °C |
| Boiling point: | 878.7±75.0 °C(Predicted) |
| Density | 1.993±0.06 g/cm3(Predicted) |
| vapor pressure | 0Pa at 25℃ |
| storage temp. | Hygroscopic, -20°C Freezer, Under inert atmosphere |
| solubility | Aqueous Base (Slightly) |
| form | Solid |
| pka | 0.13±0.10(Predicted) |
| color | White |
| Water Solubility | 19.6g/L at 20℃ |
| CAS DataBase Reference | 1429-50-1(CAS DataBase Reference) |
| EPA Substance Registry System | Ethylenediamine tetrakis(methylene phosphonic acid) (1429-50-1) |
Safety information for Ethylenebis(nitrilodimethylene)tetraphosphonic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for Ethylenebis(nitrilodimethylene)tetraphosphonic acid
| InChIKey | NFDRPXJGHKJRLJ-UHFFFAOYSA-N |
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