MilliporeSigma
All Photos(2)

Documents

H7154

Sigma-Aldrich

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

BioXtra, ≥98%

Sign Into View Organizational & Contract Pricing

Synonym(s):
N-Carboxymethyl-N′-(2-hydroxyethyl)-N,N′-ethylenediglycine, HEDTA, 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:

product line

BioXtra

Quality Level

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

Looking for similar products? Visit Product Comparison Guide

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
H8126158186D134406
Quality Level

200

Quality Level

200

Quality Level

100

Quality Level

100

solubility

3  M NaOH: 0.1 M, clear, colorless

solubility

-

solubility

-

solubility

-

mp

212 °C (dec.) (lit.)

mp

212 °C (dec.) (lit.)

mp

224 °C (dec.) (lit.)

mp

124-127 °C (lit.)

product line

BioXtra

product line

-

product line

-

product line

-

impurities

≤0.0005% Phosphorus (P)

impurities

-

impurities

-

impurities

-

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

signalword

Danger

Hazard Classifications

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

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

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)
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)
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)
C Huang et al.
Plant physiology, 124(1), 415-422 (2000-09-12)
Phosphate (P) is taken up by plants through high-affinity P transporter proteins embedded in the plasma membrane of certain cell types in plant roots. Expression of the genes that encode these transporters responds to the P status of the plants

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service