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| CAS No.: | 21393-59-9 |
|---|---|
| Name: | Ferrate(2-),[[N,N'-1,2-ethanediylbis[N-[(carboxy-kO)methyl]glycinato-kN,kO]](4-)]-, hydrogen (1:2), (OC-6-21)- |
| Article Data: | 16 |
| Molecular Structure: | |
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| Formula: | C10H12 Fe N2 O8 . 2 H |
| Molecular Weight: | 346.077 |
| Synonyms: | Ferrate(2-),[(ethylenedinitrilo)tetraacetato]-, dihydrogen (8CI); Ferrate(2-),[[N,N'-1,2-ethanediylbis[N-(carboxymethyl)glycinato]](4-)-N,N',O,O',ON,ON']-,dihydrogen, (OC-6-21)-; Ferrate(2-), [[N,N'-1,2-ethanediylbis[N-[(carboxy-kO)methyl]glycinato-kN,kO]](4-)]-, dihydrogen, (OC-6-21)- (9CI); Hydrogen[(ethylenedinitrilo)tetraacetato]ferrate(II) (6CI,7CI); Dihydrogen[ethylenediaminetetraacetato(4-)]ferrate(2-); Ferrous EDTA; Ferrousethylenediaminetetraacetate; Fetrilon; Iron EDTA; Ironethylenediaminetetraacetate; Iron(II) EDTA; Sequestrene H 2FE; [Dihydrogen(ethylenedinitrilo)tetraacetato]iron |
| Safety: | Poison by intraperitoneal route. When heated to decomposition it emits toxic fumes of NOx. See also IRON COMPOUNDS. |
| PSA: | 161.34000 |
| LogP: | -4.74310 |
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- 68439-39-4Poly(oxy-1,2-ethanediyl), alpha-(2-ethylhexyl)-omega-hydroxy-,
- 64-02-8, 139-33-3, 150-38-9, 7379-28-4, 17421-79-3, 71705-16-3, 116229-67-5
disodium ethylenediamine tetraacetic acid
- 21393-59-9
iron(II) ethylenediaminetetraacetate
| Conditions | Yield |
|---|---|
| With citrate buffer In water stoich. amt. of Fe-salt addn. to deaerated Na-salt soln. buffered at pH 4.8; |
- 64-02-8, 139-33-3, 150-38-9, 7379-28-4, 17421-79-3, 71705-16-3, 116229-67-5
disodium ethylenediamine tetraacetic acid
- 21393-59-9
iron(II) ethylenediaminetetraacetate
| Conditions | Yield |
|---|---|
| In water prepared in the absence of O2;; |
- 64-02-8, 139-33-3, 150-38-9, 7379-28-4, 17421-79-3, 71705-16-3, 116229-67-5
disodium ethylenediamine tetraacetic acid
A
- 21393-59-9
iron(II) ethylenediaminetetraacetate
| Conditions | Yield |
|---|---|
| In water product ratio depending on pH;; |
A
- 21393-59-9
iron(II) ethylenediaminetetraacetate
C
- 10102-43-9
nitrogen(II) oxide
| Conditions | Yield |
|---|---|
| With borax; potassium dihydrogenphosphate; sodium sulfite In water Kinetics; at various temps. and over pH range of 5.74-8.00, ionic strength adjusted with KCl, pH controlled with buffer soln., equilibrium react.; detected by UV absorption; |
- 21393-59-9
iron(II) ethylenediaminetetraacetate
| Conditions | Yield |
|---|---|
| In water Kinetics; byproducts: Fe2O3, ethylenediaminetriacetic acid, iminodiacetic acid; 1:1.5 ratio of Fe(III) to EDTA in H2O heated at 175°C at pH 9.3 (NaOH or NH3 controll) under inert atm.; Fe2O3 filtered, product detected by NMR, if 1:1 ratio of reagents used Fe2O3 formed; |
- 21393-59-9
iron(II) ethylenediaminetetraacetate
| Conditions | Yield |
|---|---|
| In water | |
| In water Hodges, H. L., Holwerda, R. A., Gray, H. B., J. Am. Chem. Soc., 1974, 98, 3132; through aq. soln. of Na2H2(EDTA)*2H2O bubbled N2 for 1 h, addedair-free (NH4)2Fe(SO4)2*6H2O; not isolated from soln.; |
- 60-00-4
ethylenediaminetetraacetic acid
- 21393-59-9
iron(II) ethylenediaminetetraacetate
| Conditions | Yield |
|---|---|
| In water reaction in deoxygenized solns.; |
- 19052-44-9
hexaamineruthenium(II)
A
- 18943-33-4
hexaammineruthenium(III)
B
- 21393-59-9
iron(II) ethylenediaminetetraacetate
| Conditions | Yield |
|---|---|
| In water Kinetics; soln. of Fe complex, 0.10 M TrisH(1+), 0.90 M NaClO4 (or LiClO4) adjusted with HClO4 (pH 4.5-6.5), soln. of Ru complex, 0.1 M TrisH(1+), 0.9 MNaClO4 adjusted with HCl; at 5.0-35.0 °C; not isolated, monitored by UV; |
- 21393-59-9
iron(II) ethylenediaminetetraacetate
| Conditions | Yield |
|---|---|
| With sodium sulfide In water Kinetics; byproducts: Fe(OH)EDTA, Fe(OH)2EDTA, S; reaction at 23°C in an aq. alkaline soln. of Na2S (0.76E-3, 1.52E-3, 3.04E-3, 6.08E-3 or 12.16E-3 M), FeEDTA: 0.11E-3 M at pH = 8; existence of an intermediate complex discussed; variation of pH discussed;; detn. of the change of optical density (depending on time) at 500 nm;; | |
| With ethanethiol In water Kinetics; byproducts: C2H5SSC2H5, Fe(OH)EDTA, Fe(OH)2EDTA; reaction at 14°C, pH = 9.0 with an excess of FeEDTA(1-) (7.67E-2 M); concentration of C2H5SH 0.0075, 0.00568 or 0.00372 M in a glass reactor (apparatus described);; determination of the change of optical density (depending on time) at 540 .+-. 10 nm;; | |
| With ethanethiol In water Kinetics; byproducts: C2H5SSC2H5, Fe(OH)EDTA, Fe(OH)2EDTA; reaction at 21°C, pH = 9.0 with an excess of C2H5SH (0.0198 M); concentration of FeEDTA(1-) 0.005, 0.0025, 0.00125 or 0.625E-3 M in a closed cuvette; variation of pH discussed; formation of an intermediate complex discussed;; determination of the change of optical density (depending on time) at 540 .+-. 10 nm;; | |
| With sodium sulfide In water Kinetics; byproducts: Fe(OH)EDTA, Fe(OH)2EDTA, S; reaction at 23°C in an aq. alkaline soln. of Na2S (2.8E-3 M), FeEDTA: 0.22E-3 M at pH = 8 in presence of sulfur (0.3E-4, 0.6E-4, 1.2E-4, 2.4E-4 or 4.8E-4 M); existence of an intermediate complex discussed; variation of pH discussed;; detn. of the change of optical density (depending on time) at 500 nm;; |
- 2001-94-7, 5964-35-2, 7379-27-3, 16645-74-2, 17572-97-3, 53404-51-6, 116257-07-9
EDTA (dipotassium salt)
- 21393-59-9
iron(II) ethylenediaminetetraacetate
| Conditions | Yield |
|---|---|
| In water a potassium salt of EDTA was dissolved in H2O at pH 7, Fe-salt was added; |
- Total:13 Page 1 of 1 1
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Chemistry
Empirical Formula of Iron(II) EDTA complex (CAS NO.21393-59-9): C10H14FeN2O8
Molecular Weight: 346.0718 g/mol
EINECS: 244-356-7
Flash Point: 325.2 °C
Enthalpy of Vaporization: 99.5 kJ/mol
Boiling Point: 614.2 °C at 760 mmHg
Vapour Pressure: 1.15E-16 mmHg at 25 °C
Structure of Iron(II) EDTA complex (CAS NO.21393-59-9):
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IUPAC Name: 2-[2-[Bis(2-oxido-2-oxoethyl)amino]ethyl-(2-oxido-2-oxoethyl)amino]acetate ; Hydron ; Iron(2+)
Canonical SMILES: [H+].[H+].C(CN(CC(=O)[O-])CC(=O)[O-])N(CC(=O)[O-])CC(=O)[O-].[Fe+2]
InChI: InChI=1S/C10H16N2O8.Fe/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)
20;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);/q;+2/p-2
InChIKey: JVXHQHGWBAHSSF-UHFFFAOYSA-L
Toxicity Data With Reference
| 1. | ipr-mus LD50:40 mg(Fe)/kg | PABIAQ Pathologie et Biologie. 11 (1963),853. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Poison by intraperitoneal route. When heated to decomposition Iron(II) EDTA complex (CAS NO.21393-59-9) emits toxic fumes of NOx. See also IRON COMPOUNDS.
Specification
Iron(II) EDTA complex , its cas register number is 21393-59-9. It also can be called Iron(II): EDTA ; Dihydrogen ((N,N'-ethylenebis(N-(carboxymethyl)glycinato))(4-)-N,N',O,O',ON,ON')ferrate(2-) ; and Ferrate(2-), ((N,N'-1,2-ethanediylbis(N-((carboxy-kappaO)methyl)glycinato-kappaN,kappaO))(4-))-, hydrogen (1:2), (OC-6-21)- .