2-ethyl butyraldehyde
 
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IUPAC name :2-ethylbutanal
InChI :InChI=1/C6H12O/c1-3-6(4-2)5-7/h5-6H,3-4H2,1-2H3
InChIKey :UNNGUFMVYQJGTD-UHFFFAOYAY
SMILES :CCC(CC)C=O
(EINECS) number :202-623-5
cas number :97-96-1
beilstein number :1209330
fema number :2426
coe number :95
jecfa number :256
fl. number :05.007
molar refractivity :29.99 ± 0.3 cm3
parachor :277.1 ± 4.0 cm3
index of refraction :1.394 ± 0.02
surface tension :23.9 ± 3.0 dyne/cm
density :0.799 ± 0.06 g/cm3
polarizability :11.88 ± 0.5 10-24cm3
xlogp : 2.00
molecular weight : 100.1588800
formula :C6 H12 O
 
 
fda reg :172.515 h. number :2912.49.0000
organoleptics : 
odor type :green
odor strength :medium ,
recommend smelling in a 10.00 % solution or less
odor description :
at 10.00 % in dipropylene glycol.  
sweet green ethereal fruity cocoa
taste description³ :at 20.00 ppm.  
Green, fruity, cocoa, with sweet fresh nuances
properties : 
appearence :colorless clear liquid
assay : 95.00 - 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :0.80800 - 0.81400 @ 25.00 °C.
pounds per gallon - calc. : 6.723 to 6.773
refractive index :1.40180 @ 20.00 °C.
melting point : -89.00 °C. @ 760.00 mm Hg
boiling point : 116.00 - 117.00 °C. @ 760.00 mm Hg
acid value : 2.00  max.  KOH/g
logp : 1.73
safety : 
Oral Toxicity(LD50) : Oral-Rat    3980.00  mg/kg    
Dermal Toxicity(LD50) : Skin-Rabbit  5990.00  ul/kg    
  
flash point ( Deg. F. ) : 70.00  °F.  TCC  ( 21.11 °C. )
  
recommendation for 2-ethyl butyraldehyde usage levels up to :
  0.2000 % in the fragrance concentrate.
  
recommendation for 2-ethyl butyraldehyde usage levels up to :
  40.0000 ppm in the flavor.
  
safety links : 
(EINECS) number :202-623-5
rtecs :ES2625000 for 97-96-1
chemidplus :000097961
epa-srs :97-96-1
  
other : 
 
references : 
jecfa number :256
fl. number :05.007
pubchem :150423
NIST Chemistry WebBook :273857138
  
reference : Mosciano, Gerard P&F 15, No. 2, 69, (1990)³
synonyms :
 diethyl acetaldehyde
2-ethyl butanal
alpha-ethyl butanal
2-ethyl butyraldehyde
alpha-ethyl butyraldehyde
2-ethyl butyric aldehyde
3-formyl pentane
soluble in :
 alcohol
 water, 3930 mg/L @ 25C
insoluble in :
 water
(odor and/or flavor) used in :
 apple
 chocolate cocoa
 orange
 pear
 rum
 tomato
natural occurrence in :
bread white bread
citrus fruits
maize



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