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Name Ethylenebis(oxyethylenenitrilo)tetraacetic acid
CAS 67-42-5
EINECS(EC#) 200-651-2
Molecular Formula C14H24N2O10
MDL Number MFCD00004291
Molecular Weight 380.35
MOL File 67-42-5.mol

Chemical Properties

Appearance White to slightly off-white powder
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.  Store at RT.
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 67-42-5(EPA Substance)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S24/25:Avoid contact with skin and eyes .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
WGK Germany  2
RTECS  AH3760000
HS Code  29225000
Safety Profile
Poison by intraperitoneal route. Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of NOx. See also GLYCOL ETHERS.
LD50 orally in Rabbit: 3587 mg/kg

Hazard Information

Material Safety Data Sheet(MSDS)

Questions And Answer