acetaldehyde
 
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IUPAC name :acetaldehyde
InChI :InChI=1/C2H4O/c1-2-3/h2H,1H3
InChIKey :IKHGUXGNUITLKF-UHFFFAOYAB
SMILES :CC=O
(EINECS) number :200-836-8
eu annex :605-003-00-6
cas number :75-07-0
fema number :2003
coe number :89
jecfa number :80
fl. number :05.001
molar refractivity :11.50 ± 0.3 cm3
parachor :120.6 ± 4.0 cm3
index of refraction :1.314 ± 0.02
surface tension :17.6 ± 3.0 dyne/cm
density :0.748 ± 0.06 g/cm3
polarizability :4.55 ± 0.5 10-24cm3
xlogp : 0.30
molecular weight : 44.0525600
formula :C2 H4 O
BioActivity Analysis :73431
 
 
fda reg :177.2410
182.60
h. number :2912.12.0000
organoleptics : 
odor type :ethereal
odor strength :high ,
recommend smelling in a 0.10 % solution or less
odor description :
at 0.10 % in propylene glycol.  
pungent ethereal aldehydic fruity
taste description³ :at 10.00 ppm.  
Pungent, fresh, aldehydic, refreshing and green
substantivity :< 1 hour(s) at 100.00 %
properties : 
appearence :colorless clear liquid
assay : 99.00 - 100.00 %   
Food Chemicals Codex Listed :Yes
specific gravity :0.77500 - 0.78500 @ 25.00 °C.
pounds per gallon - calc. : 6.449 to 6.532
specific gravity :0.77600 - 0.78600 @ 20.00 °C.
pounds per gallon - calc. : 6.465 to 6.548
refractive index :1.32300 - 1.33700 @ 20.00 °C.
melting point :-125.00 - -123.00 °C. @ 760.00 mm Hg
boiling point : 20.00 - 21.00 °C. @ 760.00 mm Hg
boiling point : -54.00 - -53.00 °C. @ 15.00 mm Hg
logp : -0.16
safety : 
most important hazard(s) : Xn - Harmful.
  
Oral Toxicity(LD50) : Oral-Rat    661.00  mg/kg    
Dermal Toxicity(LD50) : Skin-Rabbit  3540.00  mg/kg    
  
flash point ( Deg. F. ) : -40.00  °F.  TCC  ( -40.00 °C. )
  
recommendation for acetaldehyde usage levels up to :
 not for fragrance use.
  
recommendation for acetaldehyde usage levels up to :
  25.0000 ppm in the flavor.
  
safety links : 
(EINECS) number :200-836-8
rtecs :AB1925000 for 75-07-0
toxnet :75-07-0
epa-srs :75-07-0
pubchem :75-07-0
  
other : 
 
references : 
reference : Mosciano, Gerard P&F 22, No. 4, 75, (1997)³
synonyms :
 acetaldehyde
 acetic aldehyde
 acetic ethanol
 acetyl aldehyde
 ethanal
 ethyl aldehyde
soluble in :
 acetone
 alcohol
 can be salted out of water with calcium chloride
 ethyl ether
 water, 1000000 mg/L @ 25C
(odor and/or flavor) used in :
 apple
 apricot
 beer
 bread white bread
 butter
 cheese cheddar cheese
 cheese swiss cheese
 corn
 cucumber
 currant
 fish
 gooseberry
 grape
 lemon
 melon watermelon muskmelon cantaloupe
 nail conditioning
 orange
 pea green pea
 peach
 pear
 pineapple
 plum
 raspberry
 strawberry
 tomato
 whiskey
 witch hazel
 yogurt
natural occurrence in :
 angelica
 apple 755 ppm
 apple juice 3643 ppm
 artemisia brevifloria
 balm
 beer 265926 ppm
 bread
 bread white bread 40221 ppm
 butter 109 ppm
 caraway
 carrot 8533 ppm
 cheese cheddar cheese 3409 ppm
 cheese swiss cheese 924 ppm
 chenopodium
 clary sage
 cucumber 1088 ppm
 cumin
 daffodil
 fennel
 fish 3393 ppm
 litsea cubeba
 magnolia grandiflora
 maize 5965 ppm
 mentha arvensis
 monarda punctata
 mustard
 oak leaf
 orange bitter orange
 orange juice 11040 ppm
 orris root
 paprika
 pear
 peas 1049 ppm
 peppermint
 pineapple
 pineapple 483 ppm
 raspberry
 rice cooked rice 46 ppm
 rosemary
 rum
 strawberry
 strawberry 1288 ppm
 tobacco leaf
 tomato 32586 ppm
 yogurt 10585 ppm



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