600-18-0

Name 2-Oxobutyric acid
CAS 600-18-0
EINECS(EC#) 209-986-9
Molecular Formula C4H6O3
MDL Number MFCD00004164
Molecular Weight 102.09
MOL File 600-18-0.mol
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Chemical Properties

Appearance COLOURLESS TO ALMOST COLOURLESS CRYSTALS
Melting point  30-34 °C(lit.)
Boiling point  84 °C20 mm Hg(lit.)
density  1.2000
FEMA  3723
refractive index  1.3972 (estimate)
Fp  179 °F
storage temp.  −20°C
solubility  H2O: soluble0.1g/mL, clear
form  liquid
pka 2.5(at 25℃)
color  White to Almost white
Specific Gravity 1.3972 (20/4℃)
Odor at 1.00 % in propylene glycol. sweet brown caramel creamy lactonic
PH 1.1 (100g/l, H2O, 20℃)
biological source synthetic
Odor Type caramellic
JECFA Number 589
BRN  1700514
Major Application cleaning products
cosmetics
food and beverages
personal care
InChI 1S/C4H6O3/c1-2-3(5)4(6)7/h2H2,1H3,(H,6,7)
InChIKey TYEYBOSBBBHJIV-UHFFFAOYSA-N
SMILES CCC(C(O)=O)=O
LogP -0.75
CAS DataBase Reference 600-18-0(CAS DataBase Reference)
NIST Chemistry Reference Butanoic acid, 2-oxo-(600-18-0)
EPA Substance Registry System 600-18-0(EPA Substance)
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Safety Data

Symbol(GHS)  Corrosion (GHS05)
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P280-P301+P330+P331-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363
Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S36:Wear suitable protective clothing .
RIDADR  1759
WGK Germany  3
TSCA  TSCA listed
HazardClass  8
PackingGroup  III
HS Code  29183000
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Eye Dam. 1
Skin Corr. 1B

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