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328-50-7

Name 2-Ketoglutaric acid
CAS 328-50-7
EINECS(EC#) 206-330-3
Molecular Formula C5H6O5
MDL Number MFCD00004165
Molecular Weight 146.1
MOL File 328-50-7.mol

Chemical Properties

Appearance Crystalline
Melting point  113-115 °C
Boiling point  185.67°C (rough estimate)
density  1.2821 (rough estimate)
vapor pressure  0.01Pa at 25℃
FEMA  3891
refractive index  1.3920 (estimate)
storage temp.  2-8°C
solubility  H2O: soluble0.1g/mL, clear, colorless
form  Crystalline Powder
pka 2.47(at 25℃)
color  White to slightly yellow
Odor Odorless
PH 3.09(1 mM solution);2.36(10 mM solution);1.77(100 mM solution)
Water Solubility  Soluble in water, methanol and dimethyl sulfoxide.
JECFA Number 634
Merck  14,5303
BRN  1705689
InChIKey KPGXRSRHYNQIFN-UHFFFAOYSA-N
LogP -2.08 at 25℃
CAS DataBase Reference 328-50-7(CAS DataBase Reference)
NIST Chemistry Reference 2-Oxopentanedioic acid(328-50-7)
EPA Substance Registry System 328-50-7(EPA Substance)

Safety Data

Hazard Codes  Xi,T
Risk Statements 
R37/38:Irritating to respiratory system and skin .
R41:Risk of serious damage to eyes.
R36/37/38:Irritating to eyes, respiratory system and skin .
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S39:Wear eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
WGK Germany  3
TSCA  Yes
HS Code  29183000

Hazard Information

Material Safety Data Sheet(MSDS)

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