Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

03777

Sigma-Aldrich

Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid

BioUltra, for molecular biology, ≥99.0% (T)

Synonym(s):

EGTA, Egtazic acid, Ethylene-bis(oxyethylenenitrilo)tetraacetic acid, Glycol ether diamine tetraacetic acid

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
[-CH2OCH2CH2N(CH2CO2H)2]2
CAS Number:
Molecular Weight:
380.35
Beilstein/REAXYS Number:
1717370
EC Number:
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.25

grade

for molecular biology

Quality Level

product line

BioUltra

assay

≥99.0% (T)

form

powder

reaction suitability

reagent type: chelator

impurities

DNases, none detected
RNases, none detected
insoluble matter, passes filter test
phosphatases, none detected
proteases, none detected

ign. residue

≤0.05% (as SO4)

loss

≤1.0% loss on drying, 110 °C

mp

241 °C (dec.) (lit.)

solubility

0.1 M NaOH: 0.1 M at 20 °C, clear, colorless

anion traces

sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
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: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤200 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

absorption

cut-off at 263 nm in 1 M NaOH at 0.1 M

SMILES string

OC(=O)CN(CCOCCOCCN(CC(O)=O)CC(O)=O)CC(O)=O

InChI

1S/C14H24N2O10/c17-11(18)7-15(8-12(19)20)1-3-25-5-6-26-4-2-16(9-13(21)22)10-14(23)24/h1-10H2,(H,17,18)(H,19,20)(H,21,22)(H,23,24)

InChI key

DEFVIWRASFVYLL-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid can be used to study molecular biology, biochemicals, reagents and chelators. Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid has been used in a study that illustrated the response of the β-cyclodextrin-hemin complex in the induction of cucumber adventitious rooting through heme oxygenase-1-dependent mechanism and calcium signaling.
A chelating agent useful for the determination of calcium in the presence of magnesium.

Biochem/physiol Actions

Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid A is a chelating agent used for the determination of calcium in the presence of magnesium.

Other Notes

Buffer component in dideoxy sequencing of RNA using reverse transcriptase.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

C.S. Hahn et al.
Methods in Enzymology, 180, 123-123 (1989)
Kennedy R Lees et al.
Stroke, 44(3), 580-584 (2013-02-09)
DP-b99, a lipophilic moderate-affinity chelator of zinc, was postulated to improve recovery after acute ischemic stroke. We evaluated the safety and therapeutic effects of DP-b99 in patients with acute hemispheric ischemic stroke. The Membrane-Activated Chelator Stroke Intervention trial was a
Walter Marcotti et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 34(16), 5505-5514 (2014-04-18)
Tip links between adjacent stereocilia are believed to gate mechano-electrical transducer (MET) channels and mediate the electrical responses of sensory hair cells. We found that mouse auditory hair cells that lack tip links due to genetic mutations or exposure to
David R Whitfield et al.
The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry, 23(2), 141-148 (2014-06-24)
Depression is a common symptom in dementia with Lewy bodies (DLB), Parkinson disease dementia (PDD), and Alzheimer disease (AD), yet its molecular basis remains unclear and current antidepressants do not appear to be effective. Cerebral zinc has been implicated in
Lori Buhlman et al.
Biochimica et biophysica acta, 1843(9), 2012-2026 (2014-06-01)
Autosomal recessive early-onset Parkinson's disease is most often caused by mutations in the genes encoding the cytosolic E3 ubiquitin ligase Parkin and the mitochondrial serine/threonine kinase PINK1. Studies in Drosophila models and mammalian cells have demonstrated that these proteins regulate

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