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Diethylenetriaminepentaacetic acid Structure

Diethylenetriaminepentaacetic acid

Chemical Properties

Melting point 219-220 °C (lit.)
Boiling point 517.84°C (rough estimate)
Density  1.56
refractive index  1.5700 (estimate)
Flash point 200 °C
storage temp.  room temp
solubility  0.1 M NaOH: 0.1 M at 20 °C, clear, colorless
pka pK1:;pK2:2.55(+1);pK3:4.33(+2);pK4:8.60(-3);pK5,10.58 (25°C)
form  Crystalline Powder
color  White to almost white
PH 2-3 (H2O, 20℃)(saturated solution)
Water Solubility  5 g/L (20 ºC)
Merck  14,7125
BRN  1810219
Stability Stable. Incompatible with strong oxidizing agents.
InChIKey QPCDCPDFJACHGM-UHFFFAOYSA-N
LogP -1.361 (est)
CAS DataBase Reference 67-43-6(CAS DataBase Reference)
NIST Chemistry Reference N,N-Bis(2-(bis-(carboxymethyl)amino)ethyl)-glycine(67-43-6)
EPA Substance Registry System Pentetic acid (67-43-6)

Safety Information

Hazard Codes  Xi,N,Xn
Risk Statements  36-51/53-36/37/38-20-63
Safety Statements  26-36-61-37/39-36/37
RIDADR  UN 3077 9/PG 3
WGK Germany  2
RTECS  MB8205000
3
TSCA  Yes
HazardClass  9
PackingGroup  III
HS Code  29224995
Toxicity LD50 orally in Rabbit: > 2000 mg/kg

MSDS

Usage And Synthesis

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