acetyl butyryl
 
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IUPAC name :hexane-2,3-dione
InChI :InChI=1/C6H10O2/c1-3-4-6(8)5(2)7/h3-4H2,1-2H3
InChIKey :MWVFCEVNXHTDNF-UHFFFAOYAF
SMILES :CCCC(=O)C(=O)C
(EINECS) number :223-350-8
cas number :3848-24-6
beilstein number :1699896
fema number :2558
coe number :152
jecfa number :412
fl. number :07.018
molar refractivity :29.90 ± 0.3 cm3
parachor :280.9 ± 4.0 cm3
index of refraction :1.405 ± 0.02
surface tension :28.3 ± 3.0 dyne/cm
density :0.936 ± 0.06 g/cm3
polarizability :11.85 ± 0.5 10-24cm3
xlogp : 0.60
molecular weight : 114.1424000
formula :C6 H10 O2
 
 
fda reg :172.515 h. number :unspecified
organoleptics : 
odor type :buttery
odor strength :high ,
recommend smelling in a 1.00 % solution or less
odor description :
at 1.00 % in dipropylene glycol.  
dry sweet butter oily creamy fatty fruity jam
taste description³ :at 50.00 ppm.  
Creamy, fruity, toasted brown caramellic notes
substantivity :220 hour(s) at 100.00 %
properties : 
appearence :yellow clear liquid
assay : 96.00 - 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :0.92000 - 0.94000 @ 25.00 °C.
pounds per gallon - calc. : 7.655 to 7.822
refractive index :1.41000 - 1.42000 @ 20.00 °C.
boiling point : 128.00 °C. @ 760.00 mm Hg
logp : -0.27
safety : 
most important hazard(s) : Xi - Irritant
  
Oral Toxicity(LD50) : Oral-Rat    >5.00  gm/kg    
Dermal Toxicity(LD50) : Skin-Rabbit  >5.00  gm/kg    
  
flash point ( Deg. F. ) : 83.00  °F.  TCC  ( 28.33 °C. )
  
recommendation for acetyl butyryl usage levels up to :
  1.0000 % in the fragrance concentrate.
  
recommendation for acetyl butyryl usage levels up to :
  50.0000 ppm in the flavor.
  
safety links : 
(EINECS) number :223-350-8
rtecs :MO3140000 for 3848-24-6
toxnet :3848-24-6
epa-srs :3848-24-6
pubchem :3848-24-6
  
other : 
 
references : 
reference : Mosciano, Gerard P&F 16, No. 6, 43, (1991)³
synonyms :
 acetyl butyryl
 butyryl acetyl
2,3-hexane dione
 hexane-2,3-dione
 methyl propyl diketone
soluble in :
 alcohol
 water, slightly
insoluble in :
 water
(odor and/or flavor) used in :
 butter
 butterscotch
 candy cotton candy
 caramel
 cheese
 coffee
 custard
 floral
 pineapple
 vanilla
natural occurrence in :
 beer
 coffee



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