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Itaconic acid Structure

Itaconic acid

Chemical Properties

Melting point 165-168 °C (lit.)
Boiling point 268°C
Density  1.573 g/mL at 25 °C (lit.)
vapor pressure  0.0000115 Pa (20 °C)
refractive index  1.4980 (estimate)
Flash point 268°C
storage temp.  Store below +30°C.
solubility  77.49g/l
pka 3.85(at 25℃)
form  Crystalline Powder or Crystals
Specific Gravity 1.573
color  White to light beige
Odor Characteristic Odor
PH 3.5(1 mM solution);2.95(10 mM solution);2.43(100 mM solution);
Water Solubility  Soluble in water, acetone, methanol, hexane and ethanol. Slightly soluble in benzene, chloroform, carbon disulfide and petroleum ether.
Sensitive  Hygroscopic
Merck  14,5242
BRN  1759501
Stability Light Sensitive
InChIKey LVHBHZANLOWSRM-UHFFFAOYSA-N
LogP -0.301 at 20℃
CAS DataBase Reference 97-65-4(CAS DataBase Reference)
NIST Chemistry Reference Butanedioic acid, methylene-(97-65-4)
EPA Substance Registry System Itaconic acid (97-65-4)

Safety Information

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  1
Autoignition Temperature 430 °C
TSCA  Yes
HS Code  29171990
Hazardous Substances Data 97-65-4(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: > 2000 mg/kg

MSDS

Usage And Synthesis

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