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67-42-5 molecular structure
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3,12-bis(carboxymethyl)-6,9-dioxa-3,12-diazatetradecanedioic acid

ChemBase ID: 105857
Molecular Formular: C14H24N2O10
Molecular Mass: 380.34776
Monoisotopic Mass: 380.14309498
SMILES and InChIs

SMILES:
OC(=O)CN(CCOCCOCCN(CC(=O)O)CC(=O)O)CC(=O)O
Canonical SMILES:
OC(=O)CN(CC(=O)O)CCOCCOCCN(CC(=O)O)CC(=O)O
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)
InChIKey:
DEFVIWRASFVYLL-UHFFFAOYSA-N

Cite this record

CBID:105857 http://www.chembase.cn/molecule-105857.html

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NAMES AND DATABASE IDS

NAMES AND DATABASE IDS

Names Database IDs
IUPAC name
3,12-bis(carboxymethyl)-6,9-dioxa-3,12-diazatetradecanedioic acid
IUPAC Traditional name
EGTA
Synonyms
Ethylenebis(oxyethylenenitrilo)tetraacetic acid
Ethylene glycol-O,O'-bis(2-aminoethyl)-N,N,N',N'-tetraacetic acid
EGTA (chemical)
Ethylenebis(oxyethylenenitrilo)tetraacetic acid
ETHYLENEGLYCOL-bis-(β-AMINOETHYLETHER)-N,N'-TETRAACETIC ACID
ETHYLENE GLYCOL-bis-(β-AMINOETHYLETHER)-N,N,N',N'-TETRAACETIC ACID
EGTA
ETHYLENE GLYCOL-bis-(β-AMINO-ETHYLETHER)-N,N,N',N'-TETRAACETIC ACID
Chel™-DE
Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid
Egtazic acid
Ethylene-bis(oxyethylenenitrilo)tetraacetic acid
Glycol ether diamine tetraacetic acid
乙二醇-O,O'-双(2-氨乙基)-N,N,N',N'-四乙酸
乙二醇二乙醚二胺四乙酸
乙二醇双氨乙基醚四乙酸
依他酸
乙二醇双(2-氨基乙基醚)四乙酸
CAS Number
67-42-5
EC Number
200-651-2
MDL Number
MFCD00004291
Beilstein Number
1717370
Merck Index
143529
PubChem SID
162092617
24845592
24845591
24278421
24894530
24894367
PubChem CID
6207
CHEBI ID
30740
CHEMBL
240390
Chemspider ID
5972
KEGG ID
D00569
Unique Ingredient Identifier
526U7A2651
Wikipedia Title
EGTA_(chemical)

CALCULATED PROPERTIES

CALCULATED PROPERTIES

JChem
Acid pKa 2.1556778  H Acceptors 12 
H Donor LogD (pH = 5.5) -11.342245 
LogD (pH = 7.4) -14.649551  Log P -7.2473655 
Molar Refractivity 84.4326 cm3 Polarizability 33.452957 Å3
Polar Surface Area 174.14 Å2 Rotatable Bonds 17 
Lipinski's Rule of Five false 

PROPERTIES

PROPERTIES

Physical Property Safety Information Product Information Bioassay(PubChem)
Solubility
0.1 M NaOH: soluble0.1 M at 20 °C, clear, colorless expand Show data source
1 M NaOH: soluble0.1 M at 20 °C, clear, colorless expand Show data source
H2O: soluble (increases as pH is increased) expand Show data source
Melting Point
~250 °C (dec.) expand Show data source
241 °C (dec.)(lit.) expand Show data source
241°C expand Show data source
241°C (Decomposes) expand Show data source
245-255 °C expand Show data source
ca 242°C dec. expand Show data source
Storage Condition
Room Temperature (15-30°C) expand Show data source
RTECS
AH3760000 expand Show data source
MSDS Link
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
German water hazard class
2 expand Show data source
TSCA Listed
expand Show data source
Personal Protective Equipment
Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter expand Show data source
Purity
≥97% expand Show data source
~98% expand Show data source
≥97% expand Show data source
≥97.0% expand Show data source
≥98.0% (T) expand Show data source
≥98.5% expand Show data source
≥98.5% (calc. to the dried substance) expand Show data source
≥99.0% (T) expand Show data source
97% expand Show data source
Grade
for complexometry expand Show data source
for molecular biology expand Show data source
Certificate of Analysis
Download expand Show data source
Download expand Show data source
Download expand Show data source
Ignition Residue
<0.1% expand Show data source
≤0.05% (as SO4) expand Show data source
≤0.1% (as SO4) expand Show data source
Impurities
<0.0005% Phosphorus (P) expand Show data source
<0.1% Insoluble matter expand Show data source
≤0.001% heavy metals (as Pb) expand Show data source
DNases, none detected expand Show data source
insoluble matter, passes filter test expand Show data source
phosphatases, none detected expand Show data source
proteases, none detected expand Show data source
RNases, none detected expand Show data source
Cation Traces
Al: <0.0005% expand Show data source
Al: ≤5 mg/kg expand Show data source
As: ≤0.1 mg/kg expand Show data source
Ba: ≤5 mg/kg expand Show data source
Bi: ≤5 mg/kg expand Show data source
Ca: <0.0005% expand Show data source
Ca: ≤10 mg/kg expand Show data source
Cd: ≤5 mg/kg expand Show data source
Co: ≤5 mg/kg expand Show data source
Cr: ≤5 mg/kg expand Show data source
Cu: <0.0005% expand Show data source
Cu: ≤5 mg/kg expand Show data source
Fe: <0.0005% expand Show data source
Fe: ≤10 mg/kg expand Show data source
Fe: ≤5 mg/kg expand Show data source
K: <0.005% expand Show data source
K: ≤50 mg/kg expand Show data source
Li: ≤5 mg/kg expand Show data source
Mg: <0.0005% expand Show data source
Mg: ≤5 mg/kg expand Show data source
Mn: ≤5 mg/kg expand Show data source
Mo: ≤5 mg/kg expand Show data source
Na: <0.05% expand Show data source
Na: ≤200 mg/kg expand Show data source
NH4+: <0.05% expand Show data source
Ni: ≤5 mg/kg expand Show data source
Pb: <0.001% expand Show data source
Pb: ≤5 mg/kg expand Show data source
Sr: ≤5 mg/kg expand Show data source
Zn: <0.0005% expand Show data source
Zn: ≤5 mg/kg expand Show data source
Antion Traces
sulfate (SO42-): <0.05% expand Show data source
sulfate (SO42-): ≤400 mg/kg expand Show data source
sulfate (SO42-): ≤50 mg/kg expand Show data source
Foreign Activity
DNAse (exonuclease), NICKase (endonuclease), RNAse, and protease, none detected expand Show data source
Loss on Drying
≤1% loss on drying, 150 °C expand Show data source
≤1.0% loss on drying expand Show data source
≤1.0% loss on drying, 110 °C expand Show data source
Quality Level
ELITE expand Show data source
PREMIUM expand Show data source
Product Line
BioUltra expand Show data source
abs.
absorption0.1M/263 nm, 1 M NaOH cut-off expand Show data source
Linear Formula
[-CH2OCH2CH2N(CH2CO2H)2]2 expand Show data source

DETAILS

DETAILS

MP Biomedicals MP Biomedicals Wikipedia Wikipedia Sigma Aldrich Sigma Aldrich
MP Biomedicals - 02195174 external link
(EGTA) Crystalline Purity: ~98% Chelating agent for determination of calcium in the presence of magnesium.
MP Biomedicals - 02194823 external link
Molecular Biology Reagent
Purity: >97%
Sigma Aldrich - E3889 external link
Application
可用于在存在镁的情况下测定钙的螯合剂。
法律信息
Chel 商标 Ciba-Geigy AG
Sigma Aldrich - 234532 external link
Application
A chelating agent useful for the determination of calcium in the presence of magnesium.
Sigma Aldrich - 34596 external link
Application
A chelating agent useful for the determination of calcium in the presence of magnesium.
General description
Visit our Titration Center to learn more.
Sigma Aldrich - 03779 external link
Application
A chelating agent useful for the determination of calcium in the presence of magnesium.
General description
Visit our Titration Center to learn more.
Other Notes
Reagent for the determination of calcium1
Sigma Aldrich - 03778 external link
Application
A chelating agent useful for the determination of calcium in the presence of magnesium.
Sigma Aldrich - 03780 external link
Application
A chelating agent useful for the determination of calcium in the presence of magnesium.
Sigma Aldrich - 03777 external link
Application
A chelating agent useful for the determination of calcium in the presence of magnesium.
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.
Other Notes
Buffer component in dideoxy sequencing of RNA using reverse transcriptase1.
Sigma Aldrich - E4378 external link
Application
可用于在存在镁的情况下测定钙的螯合剂。
包装
1 kg in poly bottle
10, 25, 100, 250, 500 g in poly bottle
Physical properties
在水中的溶解性随 pH 值增加而增加
法律信息
Chel 商标 Ciba-Geigy AG
Sigma Aldrich - E0396 external link
Application
A chelating agent useful for the determination of calcium in the presence of magnesium.

REFERENCES

REFERENCES

From Suppliers Google Scholar IconGoogle Scholar PubMed iconPubMed Google Books IconGoogle Books
  • • Schmidt, R.W. and Reilly, C.N., Anal. Chem. , 29 : 264 (1957).
  • • Reagent for complexometry.
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PATENTS

PATENTS

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INTERNET

INTERNET

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