isobutyl methyl ketone
 
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IUPAC name :4-methylpentan-2-one
InChI :InChI=1/C6H12O/c1-5(2)4-6(3)7/h5H,4H2,1-3H3
InChIKey :NTIZESTWPVYFNL-UHFFFAOYAQ
SMILES :CC(C)CC(=O)C
(EINECS) number :203-550-1
eu annex :606-004-00-4
cas number :108-10-1
beilstein number :0605399
fema number :2731
coe number :151
jecfa number :301
fl. number :07.017
molar refractivity :29.83 ± 0.3 cm3
parachor :273.3 ± 4.0 cm3
index of refraction :1.392 ± 0.02
surface tension :22.8 ± 3.0 dyne/cm
density :0.800 ± 0.06 g/cm3
polarizability :11.82 ± 0.5 10-24cm3
xlogp : 1.50
molecular weight : 100.1588800
formula :C6 H12 O
BioActivity Analysis :17389603
 
 
fda reg :unspecified h. number :unspecified
organoleptics : 
odor type :petroleum
odor strength :medium ,
recommend smelling in a 10.00 % solution or less
odor description :
at 10.00 % in dipropylene glycol.  
sharp solvent green herbal fruity dairy spice
taste description³ :at  ppm.  
Green, vegetative, herbal, fruity and dairy nuances
properties : 
appearence :colorless clear liquid
assay : 99.00 - 100.00 %   
Food Chemicals Codex Listed :Yes
specific gravity :0.79600 - 0.79900 @ 25.00 °C.
pounds per gallon - calc. : 6.624 to 6.648
refractive index :1.39100 - 1.39600 @ 20.00 °C.
melting point : -80.00 °C. @ 760.00 mm Hg
boiling point : 117.00 - 118.00 °C. @ 760.00 mm Hg
acid value : 2.00  max.  KOH/g
logp : 1.31
safety : 
most important hazard(s) : Xn - Harmful.
  
Oral Toxicity(LD50) : Oral-Rat    2080.00  mg/kg    (Smyth et al., 1951)
Oral-Mouse   [sex: M]  2670.00  mg/kg    (Tanii et al., 1986)
Oral-Mouse    1200.00  mg/kg    (McOmie & Anderson, 1949a)
Dermal Toxicity(LD50) : Skin-Rabbit  >3.00  gm/kg    
Maximised Survey-derived Daily Intakes (MSDI) :6.10 (μg/capita/day)
  
flash point ( Deg. F. ) : 56.00  °F.  TCC  ( 13.33 °C. )
  
recommendation for isobutyl methyl ketone usage levels up to :
  0.5000 % in the fragrance concentrate.
  
recommendation for isobutyl methyl ketone usage levels up to :
  6.0000 ppm in the flavor.
  
safety links : 
(EINECS) number :203-550-1
rtecs :SA9275000 for 108-10-1
chemidplus :000108101
epa-srs :108-10-1
dtp/nci :5712
  
other : 
 
references : 
jecfa number :301
fl. number :07.017
pubchem :151018
NIST Chemistry WebBook :2095736432
  
reference : Mosciano, Gerard P&F 21, No. 1, 33, (1996)³
synonyms :
isobutyl methyl ketone
isohexanone
 methyl isobutyl ketone
4-methyl pentan-2-one
2-methyl propyl methyl ketone
4-methyl-2-oxopentane
4-methyl-2-pentanone
2-methyl-4-pentanone
isopropyl acetone
soluble in :
 alcohol
 dipropylene glycol
 water, 19000 mg/L @ 25C
insoluble in :
 water
(odor and/or flavor) blends with :
6-acetoxydihydrotheaspirane
isoamyl acetate
alpha-amyl cinnamyl formate
alpha-angelica lactone
 basil absolute sweet
 boldus leaf oil chile
 butyl acetate
isobutyl angelate
isobutyl heptanoate
isobutyl methyl ketone
isobutyl quinoline
2-sec-butyl thiazole
4-butyl thiazole
 cajuput oil vietnam
alpha-campholenic aldehyde
(E)-carveol
 chamomile oil
 cinnamyl formate
 coffee furanone
(-)-cubenol
 cuminaldehyde
isocyclogeraniol
 dihydrorose oxide
 dill weed oil
 dill weed oil cuba
 dill weed oil reunion
 dimethyl benzyl carbinyl butyrate
 dimethyl benzyl carbinyl formate
2,4-dimethyl-3-cyclohexene-1-methanol
1,4-dithiane
 ethyl 4-pentenoate
2-ethyl butyric acid
 fig leaf absolute
 geranium oil africa
 geranium oil egypt
 heptanal
 heptanal 2,3-butane diol acetal
 heptanol
 herbal cyclohexane
 herbal dioxane
 herbal heptane
(E,E)-2,4-hexadien-1-ol
(E)-4-hexen-1-ol
(Z)-4-hexen-1-ol
3-hexen-1-yl 2-methyl butyrate
 hexyl hexanoate
 hop absolute
 hop oil
 ivy leaf absolute
 linalyl formate
 linalyl octanoate
 methyl phenyl sulfide
(E)-6-methyl-3-hepten-2-one
 neryl formate
 nonisyl formate
(E)-2-octen-1-al
3-octen-1-yl acetate
2-pentyl cyclopentanone
 perillaldehyde
isophytol
 propyl acetate
isopropyl formate
2-propyl thiazole
isopulegol
 reseda absolute
 rose pyran
 seaweed absolute
 tagete flower oil rwanda
 tagete oil
 tagete oil CO2 extract
 theaspirane
alpha-thujene
 thyme absolute
 timber dioxolane
 treemoss absolute
 tricyclodecyl acetate
 tropical indene
 viridiflorol
 wormwood oil
(odor and/or flavor) used in :
 apple
 banana
 cherry
 cream
 dairy
 fruit
 grape
 green
 herbal
 mint
 orange
 pear
 pineapple
 spice
 whiskey
natural occurrence in :
beer
coffee
grape
data pagelavender oil spike spain @ 0.003%
orange
data pagetagete oil rwanda @ 0.03%
vinegar



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