H7154

Sigma-Aldrich

N-(2-Hydroxyethyl)ethylenediamine-N,N′,N′-triacetic acid

BioXtra, ≥98%

Synonym(s):
HEDTA, N-Carboxymethyl-N′-(2-hydroxyethyl)-N,N′-ethylenediglycine, HEEDTA
Linear Formula:
HOCH2CH2N(CH2CO2H)CH2CH2N(CH2CO2H)2
CAS Number:
Molecular Weight:
278.26
Beilstein/REAXYS Number:
1804795
EC Number:
MDL number:
PubChem Substance ID:

Quality Level

product line

BioXtra

assay

≥98%

impurities

≤0.0005% Phosphorus (P)
≤0.1% Insoluble matter

ign. residue

≤1%

mp

212 °C (dec.) (lit.)

solubility

3  M NaOH: 0.1 M, clear, colorless

anion traces

chloride (Cl-): ≤0.05%
sulfate (SO42-): ≤1%

cation traces

Al: ≤0.0005%
Ca: ≤0.0005%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.005%
Mg: ≤0.0005%
NH4+: ≤0.05%
Na: ≤0.5%
Pb: ≤0.001%
Zn: ≤0.0005%

SMILES string

OCCN(CCN(CC(O)=O)CC(O)=O)CC(O)=O

InChI

1S/C10H18N2O7/c13-4-3-11(5-8(14)15)1-2-12(6-9(16)17)7-10(18)19/h13H,1-7H2,(H,14,15)(H,16,17)(H,18,19)

InChI key

URDCARMUOSMFFI-UHFFFAOYSA-N

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Application

N-(2-Hydroxyethyl)ethylenediamine-N,N′,N′-triacetic acid (HEDTA) is a chelating agent that is used to form complexes with metal ions such as iron(II), zinc(II), manganese(II) and uranium(VI) ions. It can also be used to prepare fluorescent carbon dots (CDs).

Packaging

100 g in poly bottle

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Target Organs

Respiratory system

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

NONH for all modes of transport

WGK Germany

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

A novel manganese complex effective as superoxide anion scavenger and therapeutic agent against cell and tissue oxidative injury.
Failli, Paola et al.
Journal of Medicinal Chemistry, 52(22), 7273-7283 (2009)
Supramolecular branching and crosslinking of terpyridine-modified copolymers: complexation and decomplexation studies in diluted solution.
Hofmeier, Harald and Schubert, Ulrich S
Macromolecular Chemistry and Physics, 204(11), 1391-1397 (2003)
Complexation of Uranium (VI) with N-(2-Hydroxyethyl) ethylenediamine-N, N?, N?-triacetic Acid in Aqueous Solution: Thermodynamic Studies and Coordination Analyses.
Li, Xingliang et al.
Inorganic Chemistry, 204(11), 1391-1397 (2018)
Determination of sunset yellow in soft drinks based on fluorescence quenching of carbon dots.
Yuan, Yusheng et al.
Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy, 167(22), 106-110 (2016)
Swaran J S Flora et al.
Comparative biochemistry and physiology. Toxicology & pharmacology : CBP, 134(3), 319-328 (2003-03-20)
Aluminum, a known neurotoxic substance, has been suggested as a contributing factor in the pathogenesis of Alzheimer's disease. Therapeutic efficacy of combined administration of citric acid (CA) and N-(2-hydroxyethyl) ethylenediaminetriacetic acid (HEDTA) was evaluated in decreasing blood and brain aluminum...

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