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2-Ethylhexanoic Acid Cas 149-57-5

2-ethylhexanoic acid is a colorless, slightly odorous liquid with chirality. It is slightly soluble in cold water and ethanol, and soluble in hot water and ether. Low toxicity, has a stimulating effect on the respiratory tract and mucous membranes.
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  • 149-57-5

  • bosschemical

  • 149-57-5


2-Ethylhexanoic acid Basic information
Product Name: 2-Ethylhexanoic acid
CAS: 149-57-5
MF: C8H16O2
MW: 144.21
EINECS: 205-743-6
Mol File: 149-57-5.mol
2-Ethylhexanoic acid Chemical Properties
Melting point -59 °C
Boiling point 228 °C(lit.)
density 0.906
vapor density 4.98 (vs air)
vapor pressure <0.01 mm Hg ( 20 °C)
refractive index n20/D 1.425(lit.)
Fp 230 °F
storage temp. Store below +30°C.
solubility 1.4g/l
form Liquid
pka pK1:4.895 (25°C)
color Clear
Odor Mild odour
PH 3 (1.4g/l, H2O, 20℃)
PH Range 3 at 1.4 g/l at 20 °C
biological source synthetic
explosive limit 1.04%, 135°F
Water Solubility 2 g/L (20 ºC)
BRN 1750468
Exposure limits ACGIH: TWA 5 mg/m3
Stability: Stable. Combustible. Incompatible with strong oxidizing agents, reducing agents, bases.
InChIKey OBETXYAYXDNJHR-UHFFFAOYSA-N
LogP 2.7 at 25℃
CAS DataBase Reference 149-57-5(CAS DataBase Reference)
NIST Chemistry Reference Hexanoic acid, 2-ethyl-(149-57-5)
EPA Substance Registry System 2-Ethylhexanoic acid (149-57-5)

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