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123-76-2

Name Levulinic acid
CAS 123-76-2
EINECS(EC#) 204-649-2
Molecular Formula C5H8O3
MDL Number MFCD00002796
Molecular Weight 116.12
MOL File 123-76-2.mol

Chemical Properties

Appearance clear yellowish liquid after melting
Melting point  30-33 °C (lit.)
Boiling point  245-246 °C (lit.)
density  1.134 g/mL at 25 °C(lit.)
vapor pressure  1 mm Hg ( 102 °C)
FEMA  2627
refractive index  n20/D 1.439(lit.)
Fp  280 °F
storage temp.  Store below +30°C.
solubility  675g/l
form  Liquid After Melting
pka pKa 4.65(H2O,t = 25,c=0.03-0.001) (Uncertain)
color  Clear yellow
Water Solubility  Soluble in water ( 675g/L at 20°C).
Sensitive  Light Sensitive
JECFA Number 606
Merck  14,5472
BRN  506796
InChIKey JOOXCMJARBKPKM-UHFFFAOYSA-N
CAS DataBase Reference 123-76-2(CAS DataBase Reference)
NIST Chemistry Reference Pentanoic acid, 4-oxo-(123-76-2)
EPA Substance Registry System 123-76-2(EPA Substance)

Safety Data

Hazard Codes  Xn,C
Risk Statements 

R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
R34:Causes burns.

Safety Statements 

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
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 .

RIDADR  3261
WGK Germany  3
RTECS  OI1575000
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29183000

Hazard Information

Material Safety Data Sheet(MSDS)

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