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Merck
CN

H7154

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

BioXtra, ≥98%

Synonym(s):

N-Carboxymethyl-N′-(2-hydroxyethyl)-N,N′-ethylenediglycine, HEDTA, HEEDTA

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About This Item

Linear Formula:
HOCH2CH2N(CH2CO2H)CH2CH2N(CH2CO2H)2
CAS Number:
150-39-0
Molecular Weight:
278.26
UNSPSC Code:
12352116
NACRES:
NA.22
PubChem Substance ID:
24895788
EC Number:
205-759-3
Beilstein/REAXYS Number:
1804795
MDL number:
MFCD00004294

Key Documents

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Product Name

N-(2-Hydroxyethyl)ethylenediamine-N,N′,N′-triacetic acid, BioXtra, ≥98%

InChI key

URDCARMUOSMFFI-UHFFFAOYSA-N

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)

SMILES string

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

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%

Quality Level

200

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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).

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
0000501551
0000501551
0000498488
0000498488
0000477055

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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)
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)
Patrícia Graça Zanichelli et al.
Journal of inorganic biochemistry, 98(11), 1921-1932 (2004-11-04)
The [Ru(II)(Hedta)NO(+)] complex is a diamagnetic species crystallizing in a distorted octahedral geometry, with the Ru-N(O) length 1.756(4) A and the RuNO angle 172.3(4) degrees . The complex contains one protonated carboxylate (pK(a)=2.7+/-0.1). The [Ru(II)(Hedta)NO(+)] complex undergoes a nitrosyl-centered one-electron
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