isoamyl acetoacetate
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IUPAC name :3-methylbutyl 3-oxobutanoate
InChI :InChI=1/C9H16O3/c1-7(2)4-5-12-9(11)6-8(3)10/h7H,4-6H2,1-3H3
InChIKey :XHRGPLDMNNGHCX-UHFFFAOYAJ
SMILES :CC(C)CCOC(=O)CC(=O)C
cas number :2308-18-1
(EINECS) number :218-991-5
fema number :3551
coe number :227
jecfa number :598
fl. number :09.401
molar refractivity :45.50 ± 0.3 cm3
parachor :417.3 ± 4.0 cm3
index of refraction :1.424 ± 0.02
surface tension :30.1 ± 3.0 dyne/cm
density :0.967 ± 0.06 g/cm3
polarizability :18.04 ± 0.5 10-24cm3
XlogP : 2.10
XlogP3 : 1.60
molecular weight : 172.2215400 (IUPAC)
formula :C9 H16 O3
NMR Predictor :Predict
 
 
export tariff code :2918.99.2090
fda reg :172.515

Suppliers :
Bedoukian Research :ISOAMYL ACETOACETATE
≥98.0% (sum of isomers), Kosher
Odor:  sweet, ethereal, fruity, ripe banana
Inoue :isoAMYL ACETOACETATE
Penta :isoamyl acetoacetate

organoleptics :
odor type :ethereal
odor strength :medium
odor description :
at 100.00 %.  
ethereal sweet wine green fermented

properties :
appearence :colorless clear liquid
assay : 98.00 to 100.00 %   sum of isomers
Food Chemicals Codex Listed :No
specific gravity :0.95600 to 0.96400 @ 25.00 °C.
pounds per gallon - calc. : 7.955 to 8.021
refractive index :1.42600 to 1.43000 @ 20.00 °C.
boiling point : 89.00 to 91.00 °C. @ 6.00 mm Hg
boiling point : 222.00 to 224.00 °C. @ 760.00 mm Hg
flash point : 215.00  °F.  TCC  ( 101.67 °C. )
logP (o/w) : 2.13

safety :
most important hazard(s) :Xi - Irritant
  R 36/38 - Irritating to skin and eyes.
S 02 - Keep out of the reach of children.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36/39 - Wear suitable clothing and eye/face protection.
Oral Toxicity(LD50) :
  Not determined
Dermal Toxicity(LD50) :
  Not determined
Inhalation Toxicity(LC50) :
  Not determined
 

safety in use :
Maximised Survey-derived Daily Intakes (MSDI-EU) :ND (μg/capita/day)
 
recommendation for isoamyl acetoacetate usage levels up to :
  6.0000 % in the fragrance concentrate.

safety references :
European Food Safety Athority(efsa) :Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...
EPI System :view
Canada Domestic Sub. List :Yes
 
WGK Germany :1
 
 
 
 3-methylbutyl 3-oxobutanoate
(EINECS) number :218-991-5
chemidplus :002308181
EPA Substance Registry Services :2308-18-1

references :
 3-methylbutyl 3-oxobutanoate
fl. number :09.401
jecfa number :598
NIST Chemistry WebBook :3289577801
pubchem :197564

other :
FDA Everything Added to Food in the United States (EAFUS)View
synonyms :
isoamyl 3-ketobutyrate
isoamyl beta-ketobutyrate
3-methyl butyl 3-oxobutanoate
3-methyl butyl acetoacetate
3-methyl butyl beta-ketobutyrate
3-methylbutyl 3-oxobutanoate
isopentyl 3-oxobutanoate
isopentyl acetoacetate
isopentyl beta-ketobutyrate

soluble in :
 alcohol
 oils

insoluble in :
 water

(odor and/or flavor) blends with :
 allyl isovalerate
 allyl nonanoate
 allyl salicylate
 amyl acetate
isoamyl acetate
 amyl butyrate
 amyl heptanoate
isoamyl hexanoate
isoamyl isobutyrate
isoamyl laurate
 amyl octanoate
isoamyl propionate
isoamyl tiglate
2-amyl-5 or 6-keto-1,4-dioxane
 banana notes
 benzaldehyde dimethyl acetal
 butyl acetate
isobutyl acetoacetate
isobutyl alcohol
 butyl angelate
 butyl anthranilate
 butyl hexanoate
 butyl undecylenate
isobutyraldehyde propylene glycol acetal
 clary sage concrete
 cognac oil green
 cognac oil white
 cyclohexyl formate
 cyclohexyl propionate
 diethyl 1-malate
 diethyl laevo-tartrate
 diethyl malate
 diethyl maleate
 diethyl sebacate
 dimethyl anthranilate
 ethyl 3,5,5-trimethyl hexanoate
 ethyl aconitate
2-ethyl butyl acetate
 ethyl chrysanthemate
 ethyl heptanoate
 ethyl hexanoate
 ethyl nonanoate
 ethyl octanoate
2-ethyl-4-butanol
 farnesyl acetone
 furfuryl acetate
 furfuryl propionate
 geranyl acetoacetate
 heptanal
(Z)-3-hepten-1-yl acetate
2-hexanol
(E)-2-hexen-1-al
(E)-3-hexen-1-yl acetate
(Z)-3-hexen-1-yl butyrate
 hexyl isobutyrate
 hexyl phenyl acetate
 linalyl butyrate
 methyl (E)-2-hexenoate
 methyl 4-methyl valerate
 methyl decanoate
 methyl hydrocinnamate
 methyl nonanoate
2-methyl-1-butanol
 opoponax oil
 opoponax resinoid
2-pentanone
 phenethyl hexanoate
 phenethyl senecioate
 prenyl acetate
isopropyl acetate
 propyl heptanoate
isopropyl octanoate
 rose oil
 sorbyl butyrate
 sorbyl propionate
 terpinyl cinnamate

(odor and/or flavor) used in :
 apple
 green
 herbal
 sweet

natural occurrence in :
not found in nature



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