ethyl isobutyrate
 
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IUPAC name :ethyl 2-methylpropanoate
InChI :InChI=1/C6H12O2/c1-4-8-6(7)5(2)3/h5H,4H2,1-3H3
InChIKey :WDAXFOBOLVPGLV-UHFFFAOYAG
SMILES :CCOC(=O)C(C)C
(EINECS) number :202-595-4
cas number :97-62-1
beilstein number :0773846
fema number :2428
coe number :288
jecfa number :186
fl. number :09.413
molar refractivity :31.57 ± 0.3 cm3
parachor :292.9 ± 4.0 cm3
index of refraction :1.395 ± 0.02
surface tension :24.6 ± 3.0 dyne/cm
density :0.883 ± 0.06 g/cm3
polarizability :12.51 ± 0.5 10-24cm3
xlogp : 1.20
molecular weight : 116.1582800
formula :C6 H12 O2
 
 
fda reg :172.515 h. number :2915.60.0000
organoleptics : 
odor type :fruity
odor strength :high ,
recommend smelling in a 10.00 % solution or less
odor description :
at 10.00 % in dipropylene glycol.  
sweet ethereal fruity
taste description³ :at 12.50 ppm.  
Pungent, etherial and fruity with a rum-and egg nog-like nuance
substantivity :4  Hour(s)
properties : 
appearence :colorless clear liquid
assay : 98.00 - 100.00 %   
Food Chemicals Codex Listed :Yes
specific gravity :0.86200 - 0.86800 @ 25.00 °C.
pounds per gallon - calc. : 7.173 to 7.223
refractive index :1.38500 - 1.39100 @ 20.00 °C.
melting point : -88.00 - -87.00 °C. @ 760.00 mm Hg
boiling point : 112.00 - 113.00 °C. @ 760.00 mm Hg
boiling point : 40.00 - 41.00 °C. @ 50.00 mm Hg
acid value : 1.00  max.  KOH/g
logp : 1.77
safety : 
most important hazard(s) : Xi - Irritant
  
Oral Toxicity(LD50) : Oral-Rat    >5000.00  mg/kg    (Moreno, 1975b)
Dermal Toxicity(LD50) : Not determined
Maximised Survey-derived Daily Intakes (MSDI) :750.00 (μg/capita/day)
  
flash point ( Deg. F. ) : 57.00  °F.  TCC  ( 13.89 °C. )
  
recommendation for ethyl isobutyrate usage levels up to :
  8.0000 % in the fragrance concentrate.
  
recommendation for ethyl isobutyrate usage levels up to :
  200.0000 ppm in the flavor.
  
safety links : 
(EINECS) number :202-595-4
rtecs :NQ4675000 for 97-62-1
chemidplus :000097621
epa-srs :97-62-1
  
other : 
 
references : 
pubchem :150404
NIST Chemistry WebBook :1162313046
  
reference : Mosciano, Gerard P&F 22, No. 2, 69, (1997)³
synonyms :
isobutyric acid ethyl ester
 ethyl 2-methyl propanoate
 ethyl 2-methyl propionate
 ethyl 2-methylpropanoate
 ethyl 2-methylpropionate
 ethyl 2,2-dimethyl acetate
 ethyl 2,2-dimethylacetate
 ethyl isobutanoate
 ethyl isobutyrate
2-methyl propanoic acid ethyl ester
2-methyl propionic acid ethyl ester
soluble in :
 alcohol
 water, 3170 mg/L @ 25C
insoluble in :
 water
(odor and/or flavor) used in :
 apple
 apricot
 banana
 beer
 berry
 blackberry
 cherry
 eggnog
 grape
 honey miel
 kiwi
 mango
 pear
 pineapple
 raspberry
 rum
 strawberry
 tutti frutti
 wine
natural occurrence in :
apple juice
apricot
beer
data pagechamomile oil @ trace%
grape concord grape
honey
kiwi
mango
molasses
olive
quince
rum
strawberry juice
wine port wine
wine white wine



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