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Merck

E0396

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

BioXtra, ≥97 .0%

Synonym(s):

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

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About This Item

Linear Formula:
[-CH2OCH2CH2N(CH2CO2H)2]2
CAS Number:
Molecular Weight:
380.35
UNSPSC Code:
12352106
NACRES:
NA.77
PubChem Substance ID:
EC Number:
200-651-2
Beilstein/REAXYS Number:
1717370
MDL number:
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product line

BioXtra

Quality Segment

assay

≥97 .0%

form

powder

reaction suitability

reagent type: chelator

impurities

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

ign. residue

≤0.1%

mp

241 °C (dec.) (lit.)

solubility

1 M NaOH: 0.1 M, clear, colorless, H2O: soluble (increases as pH is increased)

anion traces

sulfate (SO42-): ≤0.05%

cation traces

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

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

Application

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.


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Storage Class

11 - Combustible Solids

wgk

WGK 2

ppe

Eyeshields, Gloves, type N95 (US)



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