Ethylenediamine-N,N'-diacetic acid Property

Melting point:

224 °C (dec.)(lit.)

Boiling point:

307.77°C (rough estimate)

Density 

1.3600 (rough estimate)

vapor pressure 

0Pa at 20℃

refractive index 

1.4431 (estimate)

storage temp. 

Keep in dark place,Inert atmosphere,Room temperature

solubility 

Aqueous Base (Slightly), Water (Slightly)

pka

pK1:6.42;pK2:9.46 (25°C)

form 

Powder

color 

White to Almost white

Water Solubility 

Soluble in warm water.

BRN 

1778355

LogP

-4.79

CAS DataBase Reference

5657-17-0(CAS DataBase Reference)

NIST Chemistry Reference

Glycine, N,N'-1,2-ethanediylbis-(5657-17-0)

EPA Substance Registry System

Glycine, N,N'-1,2-ethanediylbis- (5657-17-0)

Safety

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36

WGK Germany 

3

TSCA 

Yes

HS Code 

2922.49.8000

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Ethylenediamine-N,N'-diacetic acid Chemical Properties,Usage,Production

Chemical Properties

white powder

Uses

Ethylenediamine-N,N'-diacetic acid is acts as a chelating agent, used as a haemostatic.

Uses

Ethylenediamine-N,N′-diacetic acid (EDDA) is a chelating agent that can be used to synthesize:

• Binary and ternary copper(II) complexes with potent proteasome inhibitory properties.
• Pd(EDDA) complexes which can coordinate with amino acids, peptides, or DNA units.

Definition

ChEBI: An ethylenediamine derivative in which two of the four amine protons of ethylenediamine are replaced by carboxymethyl groups.

Flammability and Explosibility

Not classified

Purification Methods

Crystallise EDDA from H2O. [Beilstein 4 IV 2446.]