1,3-Propylenediaminetertaacetic acid
Synonym(s):Trimethylenediamine-N,N,N′,N′-tetraacetic acid
- CAS NO.：1939-36-2
- Empirical Formula: C11H18N2O8
- Molecular Weight: 306.27
- MDL number: MFCD00210039
- EINECS: 400-400-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 03:22:38
Properties of 1,3-Propylenediaminetertaacetic acid
| Melting point: | ~250 °C (dec.) |
| Boiling point: | 620.5±55.0 °C(Predicted) |
| Density | 1.507±0.06 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| Water Solubility | Soluble in water |
| form | powder to crystal |
| pka | 1.45±0.10(Predicted) |
| color | White to Almost white |
| BRN | 1716449 |
| CAS DataBase Reference | 1939-36-2(CAS DataBase Reference) |
| EPA Substance Registry System | Trimethylenediaminetetraacetic acid (1939-36-2) |
Safety information for 1,3-Propylenediaminetertaacetic acid
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H318:Serious eye damage/eye irritation H361:Reproductive toxicity |
| Precautionary Statement Codes |
P201:Obtain special instructions before use. P280:Wear protective gloves/protective clothing/eye protection/face protection. P308+P313:IF exposed or concerned: Get medical advice/attention. |
Computed Descriptors for 1,3-Propylenediaminetertaacetic acid
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