Description
ChemicalBook > CAS DataBase List > Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Description
Product Name
Ethylenebis(oxyethylenenitrilo)tetraacetic acid
CAS No.
67-42-5
Chemical Name
Ethylenebis(oxyethylenenitrilo)tetraacetic acid
Synonyms
EGTA;EGTAZIC ACID;1,2-bis(2-dicarboxymethylaminoethoxy)ethane;ethylenedioxybis(ethyleneamino)tetraaceticacid;AEGT;GEDTA;GIETA;ebonta;Egtazic;CHEL-DE
CBNumber
CB7671001
Molecular Formula
C14H24N2O10
Formula Weight
380.35
MOL File
67-42-5.mol
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Ethylenebis(oxyethylenenitrilo)tetraacetic acid Property

Melting point:
241 °C (dec.)(lit.)
Boiling point:
507.99°C (rough estimate)
Density 
1.2838 (rough estimate)
refractive index 
1.4590 (estimate)
storage temp. 
room temp
solubility 
0.1 M NaOH: 0.1 M at 20 °C, clear, colorless
pka
1.47±0.10(Predicted)
form 
Crystalline Powder
color 
White
Water Solubility 
slightly soluble
Merck 
14,3529
BRN 
1717370
CAS DataBase Reference
67-42-5(CAS DataBase Reference)
EPA Substance Registry System
Ethylenebis(oxyethylenenitrilo)tetraacetic acid (67-42-5)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
24/25-36-26
WGK Germany 
2
RTECS 
AH3760000
TSCA 
Yes
HS Code 
29225000
Toxicity
LD50 orally in Rabbit: 3587 mg/kg
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H303May be harmfulif swallowed

Precautionary statements

P270Do not eat, drink or smoke when using this product.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P403Store in a well-ventilated place.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
4100-OP
Product name
OmniPur EGTA -CAS 67-42-5 - Calbiochem
Packaging
50g
Price
$240
Updated
2024/03/01
Sigma-Aldrich
Product number
1.08435
Product name
Titriplex® VI
Purity
for analysis
Packaging
25g
Price
$431
Updated
2024/03/01
Sigma-Aldrich
Product number
1.08435
Product name
Titriplex® VI
Purity
for analysis
Packaging
100g
Price
$631
Updated
2024/03/01
Sigma-Aldrich
Product number
324626
Product name
EGTA, Molecular Biology Grade - CAS 67-42-5 - Calbiochem
Packaging
25g
Price
$185
Updated
2024/03/01
Sigma-Aldrich
Product number
1.08435
Product name
Titriplex® VI
Purity
for analysis
Packaging
1kg
Price
$4210
Updated
2024/03/01
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Ethylenebis(oxyethylenenitrilo)tetraacetic acid Chemical Properties,Usage,Production

Description

Ethylenebis(oxyethylenenitrilo)tetraacetic acid is also named as Egtazic acid. It works as a chelating agent for the determination of calcium in the presence of magnesium.

Chemical Properties

White to slightly off-white powder

Uses

Pharmaceutic aid. EGTA.

Uses

Ethylene glycol-O,O'-bis(2-aminoethyl)-N,N,N',N'-tetraacetic acid is a chelating agent used for making complexes, especially for calcium ions, which help to determine calcium in the presence of magnesium. It can be used experimentally for treating animals possessing cerium poisoning. It is useful in the separation of thorium from monazite. It also acts as a buffer and is used in protein purification.

Uses

A chelating agent useful for the determination of calcium in the presence of magnesium.

Definition

ChEBI: 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.

Biological Activity

Calcium chelator; protects against cell death caused by nitric oxide-induced calcium influx into nerve cells.

Safety Profile

Poison by intraperitoneal route. Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of NOx. See also GLYCOL ETHERS.

storage

Room temperature

Purification Methods

Dissolve EGTA in aqueous NaOH, precipitate it by adding aqueous HCl, wash it with water and dry at 100o in vacuo.[Beilstein 4 IV 217.]

Ethylenebis(oxyethylenenitrilo)tetraacetic acid Preparation Products And Raw materials

Raw materials

Preparation Products

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Ethylenebis(oxyethylenenitrilo)tetraacetic acid Suppliers

Suzhou Haiheng Biological Pharmaceutical Co., Ltd.
Tel
0512-65045967 15365387483
Fax
15365387483
Email
sales@haihengpharm.com
Country
China
ProdList
94
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55
Shanghai Worldyang Chemical Co.,Ltd.
Tel
021-021-56795766
Fax
+86-21-56795266
Email
sales@worldyachem.com
Country
China
ProdList
9353
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58
Wuhan kemike Biomedical Technology Co., Ltd
Tel
027-87747081 18186681184
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1344475572@qq.com
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China
ProdList
7241
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Hubei ZhengXingyuan Chemical Co., Ltd.
Tel
027-87879183,027-87633098 15207106154
Fax
027-87877281
Email
2905723734@qq.com
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China
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274
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Shanghai kadel chemical technology co., LTD
Tel
021-4007787-550 400-7787-550
Email
2850202386@qq.com
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China
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10618
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Hubei XinghengKang Chemical Technology Co., Ltd.
Tel
027-88878869 18162384755
Fax
027-88878869
Email
xhkhu2014@163.com
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China
ProdList
231
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Suzhou Zejun Biotechnology Co., Ltd.
Tel
13814894981
Email
749428581@qq.com
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China
ProdList
238
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58
Jiangsu Greature Bio-Medicine Co., Ltd.
Tel
0512-0512-85557988 18852406663
Fax
0512-85557182
Email
frank.wang@greature.com.cn
Country
China
ProdList
83
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Hunan Hui Bai Shi Biotechnology Co., Ltd.
Tel
0731-85526065 13308475853
Email
ivy@hnhbsj.com
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China
ProdList
4531
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62
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
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View Lastest Price from Ethylenebis(oxyethylenenitrilo)tetraacetic acid manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD
Product
Ethylenebis(oxyethylenenitrilo)tetraacetic acid 67-42-5
Price
US $0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
3500kg/month
Release date
2021-09-11
hebei yanxi chemical co., LTD
Product
Ethylenebis(oxyethylenenitrilo)tetraacetic acid 67-42-5
Price
US $100.00-10.00/kgkg
Min. Order
1kgkg
Purity
0.99
Supply Ability
10000
Release date
2023-09-28
Hebei Guanlang Biotechnology Co., Ltd.
Product
Ethylenebis(oxyethylenenitrilo)tetraacetic acid 67-42-5
Price
US $0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
500000kg
Release date
2022-09-29

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