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Ethylenediaminetetraacetic acid disodium salt
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Name

Ethylenediaminetetraacetic acid disodium salt

 EINECS 205-358-3
CAS No. 139-33-3 Density 1.01 g/mL at 25 °C
PSA 161.34000 LogP -4.74060
Solubility water: clear, colorless Melting Point 248 °C (dec.)(lit.)
Formula C10H14N2Na2O8 Boiling Point >100°C
Molecular Weight 336.209 Flash Point 325.2oC
Transport Information N/A Appearance white crystalline solid
Safety 26-36-37/39 Risk Codes 36/38-36/37/38-22
Molecular Structure Molecular Structure of 139-33-3 (Ethylenediaminetetraacetic acid disodium salt) Hazard Symbols HarmfulXn
Synonyms

Mavacid ED 4;Metaquest B;Perma Kleer Di Crystals;Sequestrene Na2;TW 204;Triplex III;Versene disodium salt;Versonol 120;Chelaplex III;Chelaton III;Clewat N;Complexon III;Disodium(ethylenedinitrilo)tetraacetate;Disodium EDTA;Disodium ethylenediamine-N,N,N',N'-tetraacetate;Disodiumversene;Dissolvine Na2;Dissolvine Na2S;

Article Data 13

Ethylenediaminetetraacetic acid disodium salt Synthetic route

4,5-Di-O-isopropylidene-D-erythro-2,3-hexodiuro-2,6-pyranose

4,5-Di-O-isopropylidene-D-erythro-2,3-hexodiuro-2,6-pyranose

Oxone

Oxone

103-30-0

(E)-1,2-diphenyl-ethene

139-33-3

edetate disodium

1439-07-2

(R,R)-trans-stilbene epoxide

Conditions
ConditionsYield
With sodium hydrogencarbonate; triethylamine; tetra(n-butyl)ammonium hydrogen sulfate In hexane; acetonitrile95.2%
With sodium hydrogencarbonate; triethylamine; tetra(n-butyl)ammonium hydrogen sulfate In hexane; acetonitrile95.2%
67852-72-6

N-<3-<(mercaptocetyl)amino>benzoyl>glycine

139-33-3

edetate disodium

N-[3-(Mercaptoacetylamino)benzoyl]-glycine Potassium Salt Hydrate

Conditions
ConditionsYield
With potassium hydroxide In tetrahydrofuran; water93%
With potassium hydroxide In tetrahydrofuran; water93%
139-33-3

edetate disodium

3055-19-4

Ethylenediaminetetra-acetic acid N,N'-dioxide

Conditions
ConditionsYield
With sodium hydroxide; 3-chloro-benzenecarboperoxoic acid Ambient temperature;80%
67852-72-6

N-<3-<(mercaptocetyl)amino>benzoyl>glycine

139-33-3

edetate disodium

N-[3-(mercaptoacetylamino)benzoyl]glycine ammonium salt

Conditions
ConditionsYield
With ammonium hydroxide In tetrahydrofuran79.3%
With ammonium hydroxide In tetrahydrofuran79.3%
CuCO3.Cu(OH)2.H2O

CuCO3.Cu(OH)2.H2O

3022-15-9, 126330-90-3, 133525-05-0, 135841-26-8

piperazine-2-carboxylic acid dihydrochloride

139-33-3

edetate disodium

4457-32-3

4-nitrobenzyl chloroformate

623565-10-6

piperazine-1,3-dicarboxylic acid 1-(4-nitrobenzyl)ester

Conditions
ConditionsYield
With hydrogenchloride; sodium hydrogencarbonate In 1,4-dioxane; water77%
1072-72-6

Tetrahydrothiopyran-4-one

139-33-3

edetate disodium

17396-35-9

1,1-dioxotetrahydrothiopyran-4-one

Conditions
ConditionsYield
With oxone; sodium hydrogencarbonate In acetonitrile73%
10213-10-2

sodium tungstate (VI) dihydrate

86119-84-8, 7664-38-2

phosphoric acid

6046-93-1

copper(II) acetate monohydrate

139-33-3

edetate disodium

4Na(1+)*OH(1-)*2Cu(2+)*(CH2N(CH2CO2)2)2(4-)*PW12O40(3-)*17H2O=Na4(OH)(Cu2(CH2N(CH2CO2)2)2)PW12O40*17H2O

Conditions
ConditionsYield
In hydrogenchloride; water; sodium chloride Na2WO4*2H2O dissolved in H2O, heated to 90°C for 10 min, H3PO4 dissolved in aq. HCl and Cu(CH3CO2)2*H2O dissolved in satd. NaCl soln. added, pH adjusted to 3.33, kept at 90°C for 1 h, Na-salt added, stirred for 1 h, cooled to room temp.; filtered, filtrate retained in room temp. for 16 d; elem. anal.;54%
10213-10-2

sodium tungstate (VI) dihydrate

sodium metasilicate nonahydrate

6046-93-1

copper(II) acetate monohydrate

139-33-3

edetate disodium

4Na(1+)*2Cu(2+)*(CH2N(CH2CO2)2)2(4-)*SiW12O40(4-)*19H2O=Na4(Cu2(CH2N(CH2CO2)2)2)SiW12O40*19H2O

Conditions
ConditionsYield
In hydrogenchloride; water; sodium chloride Na2WO4*2H2O dissolved in H2O, heated to 90°C for 10 min, Na2SiO3 dissolved in aq. HCl and Cu(CH3CO2)2*H2O dissolved in satd. NaCl soln. added, pH adjusted to 3.33, kept at 90°C for 1 h, Na-salt added, stirred for 1 h, cooled to room temp.; filtered, filtrate retained in room temp. for 16 d; elem. anal.;50%

potassium pentachloronitrosylruthenate(III)

7732-18-5

water

139-33-3

edetate disodium

Ru(H2edta)(NO)Cl*1.5H2O

Conditions
ConditionsYield
In hydrogenchloride Na2EDTA was suspended in aq. HCl, heated to reflux, soln. of Ru-complex in aq. HCl was added, heated to reflux for 18 h; filtered, solvent was removed in vacuo, dissolved in water, passed through Dowex column, collected, solvent was removed in vacuo, dried in vacuoat room temp.; elem. anal.;43.8%
1910-42-5

paraquat dichloride

139-33-3

edetate disodium

26985-31-9

methyl viologen cation radical

Conditions
ConditionsYield
With dinitrogen monoxide In water Rate constant; Irradiation; variation of MV2+ concentration, pH, mode and dose of γ-irradiation; reactivity of EDTA radicals toward methylviologen;

Ethylenediaminetetraacetic acid disodium salt Chemical Properties

Molecule structure of Ethylenediaminetetraacetic acid disodium salt (CAS NO.139-33-3):

IUPAC Name: Disodium 2-[carboxymethyl-[2-[carboxymethyl-(2-oxido-2-oxoethyl)amino]ethyl]amino]acetate 
Molecular Weight: 336.2063 g/mol
Molecular Formula: C10H14N2Na2O8 
Melting Point: 248 °C (dec.)(lit.)
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 
Storage Temp.: 2-8 °C
Water Solubility: clear, colorless
H-Bond Donor: 2
H-Bond Acceptor: 10
Rotatable Bond Count: 9
Exact Mass: 336.054555
MonoIsotopic Mass: 336.054555
Topological Polar Surface Area: 161
Heavy Atom Count: 22
Canonical SMILES: C(CN(CC(=O)O)CC(=O)[O-])N(CC(=O)O)CC(=O)[O-].[Na+].[Na+]
InChI: InChI=1S/C10H16N2O8.2Na/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*+1/p-2
InChIKey: ZGTMUACCHSMWAC-UHFFFAOYSA-L
EINECS: 205-358-3
Product Categories: INORGANIC & ORGANIC CHEMICALS

Ethylenediaminetetraacetic acid disodium salt Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 260mg/kg (260mg/kg)   Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 52, Pg. 126S, 1956.
mouse LD50 intravenous 56mg/kg (56mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#03781,
mouse LD50 oral 2050mg/kg (2050mg/kg)   Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 52, Pg. 126S, 1956.
rabbit LD50 intravenous 47mg/kg (47mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 52, Pg. 113, 1956.
rabbit LD50 oral 2300mg/kg (2300mg/kg)   Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 52, Pg. 113, 1956.
rat LD50 oral 2gm/kg (2000mg/kg)   Federation Proceedings, Federation of American Societies for Experimental Biology. Vol. 27, Pg. 465, 1968.

Ethylenediaminetetraacetic acid disodium salt Consensus Reports

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Ethylenediaminetetraacetic acid disodium salt Safety Profile

Hazard Codes: HarmfulXn
Risk Statements: 36/38-36/37/38-22 
R36/38:Irritating to eyes and skin. 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R22:Harmful if swallowed.
Safety Statements: 26-36-37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing. 
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany: 2
RTECS: AH4410000
Poison by intraperitoneal and intravenous routes. Moderately toxic by ingestion. Experimental teratogenic and reproductive effects. Mutation data reported. The calcium disodium salt of EDTA is used as a chelating agent in treating lead poisoning. When heated to decomposition it emits toxic fumes of NOx and Na2O.

Ethylenediaminetetraacetic acid disodium salt Specification

 Ethylenediaminetetraacetic acid disodium salt (CAS NO.139-33-3) is also named as (Ethylenedinitrilo)-tetraacetic acid disodium salt ; Edta disodium ; AI3-18049 ; CBC 50152966 ; CCRIS 3658 ; Cheladrate ; Chelaplex III ; Chelaton 3 ; Chelaton III ; Chelest 200 ; Chelest B ; Clewat N ; Complexon III ; DR-16133 ; Dinatrium ethylendiamintetraacetat ; Dinatrium ethylendiamintetraacetat [Czech] ; Diso-Tate ; Disodium (ethylenedinitrilo)tetraacetate ; Disodium (ethylenedinitrilo)tetraacetic acid ; Disodium EDTA ; Disodium diacid ethylenediaminetetraacetate ; Disodium dihydrogen ethylenediaminetetraacetate ; Disodium dihydrogen(ethylenedinitrilo)tetraacetate ; Disodium edathamil ; Disodium edetate ; Disodium edta, anhydrous ; Disodium ethylenediamine-N,N,N',N'-tetraacetate ; Disodium ethylenediaminetetraacetate ; Disodium ethylenediaminetetraacetic acid ; Disodium salt of EDTA ; Disodium sequestrene ; Ethylenediaminetetraacetate, disodium salt ; F 1 (VAN) ; F 1 (complexon) ; Kiresuto B ; N,N'-1,2-Ethanediylbis(N-(carboxymethyl)glycine) disodium salt ; NSC 2760 ; Perma kleer 50 crystals disodium salt ; Versene NA ; Versene Na2 ; Versonol 120 ; Zonon D . Ethylenediaminetetraacetic acid disodium salt (CAS NO.139-33-3) is white crystalline solid.

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