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Ethyl acetate Structure

Ethyl acetate

Chemical Properties

Melting point −84 °C(lit.)
Boiling point 76.5-77.5 °C(lit.)
Density  0.902 g/mL at 25 °C(lit.)
vapor density  3 (20 °C, vs air)
vapor pressure  73 mm Hg ( 20 °C)
FEMA  2414 | ETHYL ACETATE
refractive index  n20/D 1.3720(lit.)
Flash point 26 °F
storage temp.  Store at +2°C to +25°C.
solubility  Miscible with ethanol, acetone, diethyl ether and benzene.
form  Liquid
pka 16-18(at 25℃)
color  APHA: ≤10
Specific Gravity 0.902 (20/20℃)
Relative polarity 0.228
Odor Pleasant fruity odor detectable at 7 to 50 ppm (mean = 18 ppm)
Odor Threshold 0.87ppm
explosive limit 2.2-11.5%, 38°F
Water Solubility  80 g/L (20 ºC)
λmax λ: 256 nm Amax: ≤1.00
λ: 275 nm Amax: ≤0.05
λ: 300 nm Amax: ≤0.03
λ: 325-400 nm Amax: ≤0.005
JECFA Number 27
Merck  14,3757
BRN  506104
Henry's Law Constant 0.39 at 5.00 °C, 0.58 at 10.00 °C, 0.85 at 15.00 °C, 1.17 at 20.00 °C, 1.58 at 25.00 °C (column stripping-UV, Kutsuna et al., 2005)
Exposure limits TLV-TWA 400 ppm (~1400 mg/m3) (ACGIH, MSHA, and OSHA); IDLH 10,000 ppm (NIOSH).
Stability Stable. Incompatible with various plastics, strong oxidizing agents. Highly flammable. Vapour/air mixtures explosive. May be moisture sensitive.
InChIKey XEKOWRVHYACXOJ-UHFFFAOYSA-N
LogP 0.68-0.73 at 20-25℃
CAS DataBase Reference 141-78-6(CAS DataBase Reference)
NIST Chemistry Reference Ethyl acetate(141-78-6)
EPA Substance Registry System Ethyl acetate (141-78-6)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H225-H319-H336
Precautionary statements P210-P233-P261-P280-P303+P361+P353-P370+P378
Hazard Codes  F,Xi,Xn,T
Risk Statements  11-36-66-67-20/21/22-10-39/23/24/25-23/24/25-68/20/21/22
Safety Statements  16-26-33-36/37-45-7-25
RIDADR  UN 1173 3/PG 2
WGK Germany  1
RTECS  AH5425000
1
Autoignition Temperature 427 °C
TSCA  Yes
HS Code  2915 31 00
HazardClass  3
PackingGroup  II
Hazardous Substances Data 141-78-6(Hazardous Substances Data)
Toxicity LD50 orally in rats: 11.3 ml/kg (Smyth)
IDLA 2,000 ppm [10% LEL]
NFPA 704:
3
1 0

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