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67-43-6
bosschemical
67-43-6
Diethylenetriaminepentaacetic acid Basic information | |
Product Name: | Diethylenetriaminepentaacetic acid |
CAS: | 67-43-6 |
MF: | C14H23N3O10 |
MW: | 393.35 |
EINECS: | 200-652-8 |
Mol File: | 67-43-6.mol |
Diethylenetriaminepentaacetic acid Chemical Properties | |
Melting point | 219-220 °C(lit.) |
Boiling point | 517.84°C (rough estimate) |
density | 1.56 |
refractive index | 1.5700 (estimate) |
Fp | 200 °C |
storage temp. | -20°C |
solubility | 0.1 M NaOH: 0.1 M at 20 °C, clear, colorless |
pka | pK1:;pK2:2.55(+1);pK3:4.33(+2);pK4:8.60(-3);pK5,10.58 (25°C) |
form | Crystalline Powder |
color | White to almost white |
PH | 2-3 (H2O, 20℃)(saturated solution) |
Water Solubility | 5 g/L (20 ºC) |
Merck | 147,125 |
BRN | 1810219 |
Stability: | Stable. Incompatible with strong oxidizing agents. |
InChIKey | QPCDCPDFJACHGM-UHFFFAOYSA-N |
CAS DataBase Reference | 67-43-6(CAS DataBase Reference) |
NIST Chemistry Reference | N,N-Bis(2-(bis-(carboxymethyl)amino)ethyl)-glycine(67-43-6) |
EPA Substance Registry System | Pentetic acid (67-43-6) |
Items | Specifications | Results |
Appearance | White crystalline powder | White crystalline powder |
Assay | ≥99.00% | 99.52% |
Chloride(Cl) | ≤0.01% | 0.005% |
Sulfate(SO4) content | ≤0.05% | 0.02% |
Iron(Fe) | ≤0.001% | 0.0002% |
Lead(Pb) | ≤0.001% | 0.0002% |
Chelating value | ≥252 | 253 |
Sodium carbonate dissolution test | Qualified | Qualified |
Loss on drying | ≤0.2% | 0.12% |
Conclusion | Qualified |
Diethylenetriaminepentaacetic acid Basic information | |
Product Name: | Diethylenetriaminepentaacetic acid |
CAS: | 67-43-6 |
MF: | C14H23N3O10 |
MW: | 393.35 |
EINECS: | 200-652-8 |
Mol File: | 67-43-6.mol |
Diethylenetriaminepentaacetic acid Chemical Properties | |
Melting point | 219-220 °C(lit.) |
Boiling point | 517.84°C (rough estimate) |
density | 1.56 |
refractive index | 1.5700 (estimate) |
Fp | 200 °C |
storage temp. | -20°C |
solubility | 0.1 M NaOH: 0.1 M at 20 °C, clear, colorless |
pka | pK1:;pK2:2.55(+1);pK3:4.33(+2);pK4:8.60(-3);pK5,10.58 (25°C) |
form | Crystalline Powder |
color | White to almost white |
PH | 2-3 (H2O, 20℃)(saturated solution) |
Water Solubility | 5 g/L (20 ºC) |
Merck | 147,125 |
BRN | 1810219 |
Stability: | Stable. Incompatible with strong oxidizing agents. |
InChIKey | QPCDCPDFJACHGM-UHFFFAOYSA-N |
CAS DataBase Reference | 67-43-6(CAS DataBase Reference) |
NIST Chemistry Reference | N,N-Bis(2-(bis-(carboxymethyl)amino)ethyl)-glycine(67-43-6) |
EPA Substance Registry System | Pentetic acid (67-43-6) |
Items | Specifications | Results |
Appearance | White crystalline powder | White crystalline powder |
Assay | ≥99.00% | 99.52% |
Chloride(Cl) | ≤0.01% | 0.005% |
Sulfate(SO4) content | ≤0.05% | 0.02% |
Iron(Fe) | ≤0.001% | 0.0002% |
Lead(Pb) | ≤0.001% | 0.0002% |
Chelating value | ≥252 | 253 |
Sodium carbonate dissolution test | Qualified | Qualified |
Loss on drying | ≤0.2% | 0.12% |
Conclusion | Qualified |