acetyl propionyl
 
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IUPAC name :pentane-2,3-dione
InChI :InChI=1/C5H8O2/c1-3-5(7)4(2)6/h3H2,1-2H3
InChIKey :TZMFJUDUGYTVRY-UHFFFAOYAL
SMILES :CCC(=O)C(=O)C
(EINECS) number :209-984-8
cas number :600-14-6
beilstein number :1699638
fema number :2841
coe number :2039
jecfa number :410
fl. number :07.060
molar refractivity :25.27 ± 0.3 cm3
parachor :241.2 ± 4.0 cm3
index of refraction :1.395 ± 0.02
surface tension :27.5 ± 3.0 dyne/cm
density :0.950 ± 0.06 g/cm3
polarizability :10.01 ± 0.5 10-24cm3
molecular weight : 100.1158200
formula :C5 H8 O2
BioActivity Analysis :73447
 
 
fda reg :172.515 h. number :2914.19.0000
organoleptics : 
odor type :buttery
odor strength :high ,
recommend smelling in a 1.00 % solution or less
odor description :
at 1.00 % in dipropylene glycol.  
pungent sweet butter creamy caramel nutty cheese
taste description³ :at 5.00 ppm.  
Toasted, buttery and caramellic with marshmallow and molasses nuances
substantivity :12  Hour(s)
properties : 
appearence :yellow to yellow green clear liquid
assay : 96.00 - 100.00 %   
Food Chemicals Codex Listed :Yes
specific gravity :0.95200 - 0.96200 @ 25.00 °C.
pounds per gallon - calc. : 7.922 to 8.005
refractive index :1.40200 - 1.40600 @ 20.00 °C.
melting point : -52.00 - -51.00 °C. @ 760.00 mm Hg
boiling point : 110.00 - 112.00 °C. @ 760.00 mm Hg
logp : -0.85
safety : 
most important hazard(s) : Xi - Irritant
  
Oral Toxicity(LD50) : Not determined
Dermal Toxicity(LD50) : Not determined
  
flash point ( Deg. F. ) : 66.00  °F.  TCC  ( 18.89 °C. )
  
recommendation for acetyl propionyl usage levels up to :
  0.0800 % in the fragrance concentrate.
  
recommendation for acetyl propionyl usage levels up to :
  10.0000 ppm in the flavor.
  
safety links : 
(EINECS) number :209-984-8
rtecs :SA1850000 for 600-14-6
chemidplus :000600146
epa-srs :600-14-6
dtp/nci :7613
  
other : 
 
references : 
pubchem :155053
NIST Chemistry WebBook :538408565
  
reference : Mosciano, Gerard P&F 22, No. 1, 57, (1997)³
synonyms :
 acetyl propanal
 acetyl propionyl
beta,gamma-dioxopentane
2,3-pentadione
2,3-pentane dione
 pentane-2,3-dione
soluble in :
 alcohol
 fixed oils
 propylene glycol
 water, 66700 mg/L @ 15C
insoluble in :
 water
 glycerin
(odor and/or flavor) blends with :
 acetophenone
2-acetyl furan
 allspice oil
 amber carbinol
isoamyl phenyl acetate
para-anisaldehyde
 beeswax absolute
 benzoin resinoid
 benzyl acetate
 benzyl cinnamate
 benzyl propionate
 bergamot oil
 blood orange oil
 bois de rose oil
 butyl butyryl lactate
 caramel furanone
 cassia bark oil
 chocolate pyrazine
 clove bud oil
 coffee furanone
 coriander seed oil
 costus valerolactone
 cyclamen aldehyde
gamma-decalactone
 diacetyl
 dimethyl anthranilate
2,6-dimethyl pyridine
 ethyl cinnamate
2-ethyl furan
 ethyl maltol
 ethyl vanillin
 floral pyranol
 geraniol
 geranyl acetate
 heliotropin
 heliotropyl acetone
gamma-heptalactone
gamma-hexalactone
(Z)-3-hexen-1-yl benzoate
(Z)-3-hexen-1-yl salicylate
 hexyl 2-methyl butyrate
 hydroxycitronellal
 ionones
 leerall
 linalool
laevo-linalool
 linalool oxide
 linalyl acetate
 maltol
 methyl acetophenone
alpha-methyl cinnamaldehyde
 methyl cinnamate
 methyl cyclopentenolone
 methyl dihydrojasmonate
 nerol
gamma-nonalactone
(Z)-6-nonen-1-al
 ocean propanal
gamma-octalactone
 orange oil
 phenethyl acetate
 phenethyl isobutyrate
3-phenyl propyl alcohol
 raspberry ketone
 rose butanoate
 santall
 strawberry furanone
alpha-terpineol
 tetrahydrolinalool
 tonka bean absolute
 vanilla absolute
 vanillyl acetate
 watermelon ketone
 woody amylene
(odor and/or flavor) used in :
 bread
 butter
 caramel
 chocolate cocoa
 coffee
 marshmallow
 nut almond
 nut peanut
 peach
 pine
 tea
 toffee
 tomato
 vanilla
natural occurrence in :
almond
beef
beer
cocoa
coffee
filbert
data pagelavender oil spike spain @ 0.425%
malt
pea
peach
peanut
potato
rum
shoyu
whiskey
wine red wine
wine white wine



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