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32319

Sigma-Aldrich

Diethylenetriaminepentaacetic acid

for complexometry, ≥99.0%

Sinonimo/i:

(Carboxymethylimino)bis(ethylenenitrilo)tetraacetic acid, N,N-Bis(2-[bis(carboxymethyl)amino]ethyl)glycine, DETAPAC, DTPA, Penta(carboxymethyl)diethylenetriamine, Pentetic acid

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About This Item

Formula condensata:
[(HOOCCH2)2NCH2CH2]2NCH2COOH
Numero CAS:
67-43-6
Peso molecolare:
393.35
Beilstein:
1810219
Numero CE:
200-652-8
Numero MDL:
MFCD00004289
Codice UNSPSC:
41116105
ID PubChem:
329754138
NACRES:
NA.21

Grado

for complexometry

Saggio

≥99.0% (KT)
≥99.0%

Residuo alla calcinazione

≤0.05% (as SO4)

Perdita

≤0.1% loss on drying, 20°C, HV

Punto di fusione

219-220 °C (lit.)

Anioni in tracce

chloride (Cl-): ≤1000 mg/kg
sulfate (SO42-): ≤200 mg/kg

Cationi in tracce

Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤10 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤500 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

Stringa SMILE

OC(=O)CN(CCN(CC(O)=O)CC(O)=O)CCN(CC(O)=O)CC(O)=O

InChI

1S/C14H23N3O10/c18-10(19)5-15(1-3-16(6-11(20)21)7-12(22)23)2-4-17(8-13(24)25)9-14(26)27/h1-9H2,(H,18,19)(H,20,21)(H,22,23)(H,24,25)(H,26,27)
QPCDCPDFJACHGM-UHFFFAOYSA-N

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Descrizione generale

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Applicazioni

  • Grafting nanocellulose with diethylenetriaminepentaacetic acid: Development of a novel paper additive for enhancing recycled OCC pulp fibers by functionalizing nanocellulose with DTPA (Li et al., 2022).
  • Controlling multivalency and multimodality: Study on up to pentamodal dendritic platforms based on DTPA cores, illustrating DTPA′s role in multivalency and drug delivery systems (Pulido et al., 2014).
  • Adsorption of Hg (II) ions by DTPA-modified cellulose: Exploration of a DTPA-modified cellulose adsorbent for removing mercury ions from aqueous solutions (Li et al., 2019).
  • DTPA-functionalized multi-walled carbon nanotubes/titanium oxide-PVDF nanofiber membrane: Study on the effective separation of oil/water mixtures using a DTPA-functionalized membrane (Venkatesh et al., 2021).

Altre note

Complexing agent for the chelation of iron in solution

Pittogrammi

Health hazardExclamation mark
GHS08,GHS07

Avvertenze

Danger

Indicazioni di pericolo

H319,H332,H360D,H373

Classi di pericolo

Acute Tox. 4 Inhalation - Eye Irrit. 2 - Repr. 1B - STOT RE 2 Inhalation

Organi bersaglio

Respiratory Tract

Codice della classe di stoccaggio

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

Classe di pericolosità dell'acqua (WGK)

WGK 2

Punto d’infiammabilità (°F)

392.0 °F - closed cup

Punto d’infiammabilità (°C)

200 °C - closed cup

Dispositivi di protezione individuale

dust mask type N95 (US), Eyeshields, Gloves

Certificati d'analisi (COA)

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J.R. Bowyer
Febs Letters, 172, 239-239 (1984)
Sébastien Leguay et al.
Inorganic chemistry, 51(23), 12638-12649 (2012-11-17)
Complexation of trivalent actinides with DTPA (diethylenetriamine pentaacetic acid) was studied as a function of pcH and temperature in (Na,H)Cl medium of 0.1 M ionic strength. Formation constants of both complexes AnHDTPA(-) and AnDTPA(2-) (where An stands for Am, Cm
Janice S C Chew-Harris et al.
Annals of clinical biochemistry, 50(Pt 1), 39-46 (2012-11-07)
It is well known that plasma creatinine concentration is affected by muscle mass, while some studies have suggested cystatin C is affected by body mass index (BMI). Our aim was to assess the effects of lean versus fat mass on
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Proceedings of the National Academy of Sciences of the United States of America, 106(24), 9725-9730 (2009-06-06)
The reactions of glutathione (GSH) with polychlorinated biphenyl (PCB) quinones having different degrees of chlorination on the quinone ring were examined. EPR spectroscopy and MS revealed 2 types of reactions yielding different products: (i) a nonenzymatic, nucleophilic displacement of chlorine
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