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Builders and chelating agents

Egta

Also known as Egtazic acid, Gedta, Ethylenebis(oxyethylenenitrilo)tetraacetic acid

CAS 67-42-5Formula C14H24N2O10Molar mass 380.35 g/molEC 200-651-2
GHS signal word: Warning. Pictograms: Harmful or irritant 86 suppliers listed
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Egta chemical structure, C14H24N2O10, CAS 67-42-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
67-42-5
Formula
C14H24N2O10
Molar mass
380.35 g/mol
EC number
200-651-2
HS code
292250
Category
Builders and chelating agents

What is Egta?

Plain description, key identifiers and synonyms

Ethylene glycol bis(2-aminoethyl)tetraacetic acid is a diether that is ethylene glycol in which the hydrogens of the hydroxy groups have been replaced by 2-[bis(carboxymethyl)amino]ethyl group respectively. It has a role as a chelator. It is a tetracarboxylic acid, a diether and a tertiary amino compound.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-[2-[2-[2-[bis(carboxymethyl)amino]ethoxy]ethoxy]ethyl-(carboxymethyl)amino]acetic acid
CAS number
67-42-5 CAS number cross-checked
EC number
200-651-2
Molecular formula
C14H24N2O10
UNII
526U7A2651
MDL number
MFCD00004291
InChIKey
DEFVIWRASFVYLL-UHFFFAOYSA-N
InChI
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)
SMILES (canonical and isomeric)
C(COCCOCCN(CC(=O)O)CC(=O)O)N(CC(=O)O)CC(=O)O

Synonyms

  • Egtazic acid
  • Gedta
  • Ethylenebis(oxyethylenenitrilo)tetraacetic acid
  • Ebonta
  • Acide egtazique
  • Acido egtazico
  • 6,9-Dioxa-3,12-diazatetradecanedioic acid, 3,12-bis(carboxymethyl)-
  • Acidum egtazicum
  • Ethylene Glycol Tetraacetic Acid
  • [Ethylenebis(oxyethylenenitrilo)]tetraacetic acid
  • Ethylenedioxybis(ethyleneamino)tetraacetic acid
  • Ethylene glycol bis(2-aminoethyl ether)tetraacetic acid
  • (Ethylenebis(oxyethylenenitrilo))tetraacetic acid
  • Ethylene glycol bis(aminoethyl ether)tetraacetate
  • Glycoletherdiamine-N,N,N',N'-tetraacetic Acid
  • EGATA
  • Magnesium EGTA
  • EGTA, Tetrasodium
  • Ethylenebis(oxyethylenenitrile)tetraacetic Acid
  • Acid, Egtazic
  • Ethylene glycol bis(2-aminoethyl ether)-N,N,N',N'-tetraacetic acid
  • 3,12-bis(carboxymethyl)-6,9-dioxa-3,12-diazatetradecanedioic acid
  • 1,2-Bis[2-[bis(carboxymethyl)amino]ethoxy]ethane
  • 2-[2-[2-[2-[bis(carboxymethyl)amino]ethoxy]ethoxy]ethyl-(carboxymethyl)amino]acetic acid
  • Glycol-etherdiaminetetraacetic acid
Show all 34 synonyms
  • H4egta
  • 1,2-Bis(2-dicarboxymethylaminoethoxy)ethane
  • Ethylenebis(oxyethylenenitrilo)tetra(acetic acid)
  • Ethylene glycol-bis(2-aminoethylether)-N,N,N',N'-tetraacetic acid
  • Ethylene glycol-O,O'-bis(2-aminoethyl)-N,N,N',N'-tetraacetic acid
  • Acetic acid, (ethylenebis(oxyethylenenitrilo))tetra-
  • ethylene glycol bis(2-aminoethyl)tetraacetic acid
  • Ethylene glycol, di(2-(N,N-dicarboxylmethyl)amino)ethyl ether
  • Glycoletherdiaminetetraacetic Acid

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
380.35 g/molcalc.
Exact mass
380.1431 Dacalc.
LogP (octanol/water)
-2.04calc.
Topological polar surface area
174.1 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
8calc.
Rotatable bonds
17calc.
Heavy atoms
26calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.71calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
Precautionary statements (6)
  • P264Wash skin thoroughly after handling.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Egta suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 86 suppliers
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Where suppliers are based

86 suppliers in 11 countries

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Egta price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Antidotes
  • Calcium Chelating Agents

Roles

  • chelator
  • ligand

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Egta is traded under.

HS 2922.50Indicative HS code

Amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function

World exports in 2024
$3.29B
−5.9% vs 2023, imports $3.19B
2019 to 2024
Top exporters
  1. China39.2%
  2. United Kingdom27.1%
  3. India * partner reported4.8%
Top importers
  1. United States20.7%
  2. Germany7.6%
  3. Italy6.6%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Egta is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Egta, based on the data on this page

What is Egta?

Ethylene glycol bis(2-aminoethyl)tetraacetic acid is a diether that is ethylene glycol in which the hydrogens of the hydroxy groups have been replaced by 2-[bis(carboxymethyl)amino]ethyl group respectively. It has a role as a chelator. It is a tetracarboxylic acid, a diether and a tertiary amino compound.

What is the CAS number of Egta?

The CAS registry number of Egta is 67-42-5.

What is the molecular formula and weight of Egta?

The molecular formula of Egta is C14H24N2O10 and its molar mass is 380.35 g/mol.

What is Egta used for?

Known uses and roles of Egta include builders and chelants in home care and cleaning, chelator, ligand, antidotes and calcium chelating agents.

Is Egta hazardous?

Egta carries the GHS signal word "Warning". Main hazards: causes skin irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Egta?

Egta is usually classified under HS code 292250 (Amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Egta?

CompoundList lists 86 suppliers of Egta in United States, China, Germany, United Kingdom and 7 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Egta?

Suppliers quote Egta on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Egta

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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