ethyl 3-oxohexanoate
 
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IUPAC name :ethyl 3-oxohexanoate
InChI :InChI=1/C8H14O3/c1-3-5-7(9)6-8(10)11-4-2/h3-6H2,1-2H3
InChIKey :KQWWVLVLVYYYDT-UHFFFAOYAO
SMILES :CCCC(=O)CC(=O)OCC
(EINECS) number :221-835-9
cas number :3249-68-1
fema number :3683
jecfa number :602
fl. number :09.542
molar refractivity :40.91 ± 0.3 cm3
parachor :380.2 ± 4.0 cm3
index of refraction :1.421 ± 0.02
surface tension :30.9 ± 3.0 dyne/cm
density :0.981 ± 0.06 g/cm3
polarizability :16.22 ± 0.5 10-24cm3
xlogp : 1.50
molecular weight : 158.1949600
formula :C8 H14 O3
 
 
fda reg :unspecified h. number :unspecified
organoleptics : 
odor type :green
odor strength :medium
odor description :
at 100.00 %.  
sweet green sweaty fruity berry
taste description³ :at 50.00 ppm.  
Fruity, pineapple, green with sweet licorice and vanilla notes
properties : 
appearence :colorless clear liquid
assay : 96.00 - 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :0.97400 - 0.98000 @ 25.00 °C.
pounds per gallon - calc. : 8.105 to 8.155
refractive index :1.41700 - 1.42700 @ 20.00 °C.
boiling point : 104.00 °C. @ 22.00 mm Hg
boiling point : 90.00 °C. @ 10.00 mm Hg
logp : 1.78
safety : 
Oral Toxicity(LD50) : Oral-Rat    >3000.00  mg/kg    
Oral-Mouse    8000.00  mg/kg    (Pellmont, 1973a)
Dermal Toxicity(LD50) : Not determined
Maximised Survey-derived Daily Intakes (MSDI) :0.024 (μg/capita/day)
  
flash point ( Deg. F. ) : 173.00  °F.  TCC  ( 78.33 °C. )
  
recommendation for ethyl 3-oxohexanoate usage levels up to :
  1.0000 % in the fragrance concentrate.
  
recommendation for ethyl 3-oxohexanoate usage levels up to :
  50.0000 ppm in the flavor.
  
safety links : 
(EINECS) number :221-835-9
rtecs :MO8420500 for 3249-68-1
chemidplus :3249-68-1
epa-srs :3249-68-1
dtp/nci :42868
  
other : 
 
references : 
pubchem :10518612
NIST Chemistry WebBook :2159829213
  
reference : Mosciano, Gerard P&F 15, No. 1, 19, (1990)³
synonyms :
 ethyl 3-oxohexanoate
 ethyl alpha-butyryl acetate
 ethyl beta-ketohexanoate
 ethyl butyroacetate
 green butyroacetate
3-oxo-hexanoic acid ethyl ester
soluble in :
 alcohol
 fat
 water, slightly
insoluble in :
 water
(odor and/or flavor) used in :
 apple green apple
 cake
 fruit punch
 orange
 pineapple
natural occurrence in :
not found in nature



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