2',4'-dimethyl acetophenone
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IUPAC name :1-(2,4-dimethylphenyl)ethanone
InChI :InChI=1/C10H12O/c1-7-4-5-10(9(3)11)8(2)6-7/h4-6H,1-3H3
InChIKey :HSDSKVWQTONQBJ-UHFFFAOYAA
SMILES :CC1=CC(=C(C=C1)C(=O)C)C
cas number :89-74-7
(EINECS) number :201-935-9
beilstein number :0956772
fema number :2387
coe number :157
jecfa number :809
fl. number :07.023
molar refractivity :45.93 ± 0.3 cm3
parachor :367.7 ± 4.0 cm3
index of refraction :1.510 ± 0.02
surface tension :32.9 ± 3.0 dyne/cm
density :0.965 ± 0.06 g/cm3
polarizability :18.20 ± 0.5 10-24cm3
XlogP : 2.70
molecular weight : 148.2016800
formula :C10 H12 O
BioActivity Analysis :79241
NMR Predictor :Predict
 
 
export tariff code :2914.30
fda reg :172.515

Suppliers :
Penta :2,4-dimethyl acetophenone
Sigma-Aldrich-SAFC :2',4'-Dimethylacetophenone
≥96%, Kosher
Odor:  woody; floral; sweet

organoleptics :
odor type :floral
odor strength :medium ,
recommend smelling in a 10.00 % solution or less
odor description :
at 10.00 % in dipropylene glycol.  
floral woody sweet mimosa minty
substantivity :400  Hour(s)

properties :
appearence :pale yellow clear oily liquid
assay : 96.00 to 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :0.99300 to 0.99600 @ 25.00 °C.
pounds per gallon - calc. : 8.263 to 8.288
refractive index :1.53300 to 1.53500 @ 20.00 °C.
boiling point : 117.00 to 118.00 °C. @ 18.00 mm Hg
boiling point : 110.00 °C. @ 13.00 mm Hg
flash point : 212.00  °F.  TCC  ( 100.00 °C. )
logP (o/w) : 2.59

safety :
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) :0.24 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA) :0.01 (μg/capita/day)
 
recommendation for 2',4'-dimethyl acetophenone usage levels up to :
  1.0000 % in the fragrance concentrate.
recommendation for 2',4'-dimethyl acetophenone usage levels up to :
  3.0000 ppm in the flavor.

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
Env. Mutagen Info. Center :Search
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
 
WGK Germany :2
 
 
 
 1-(2,4-dimethylphenyl)ethanone
(EINECS) number :201-935-9
chemidplus :000089747
EPA Substance Registry Services :89-74-7
dtp/nci :15333

references :
 1-(2,4-dimethylphenyl)ethanone
fl. number :07.023
jecfa number :809
NIST Chemistry WebBook :3804694808
pubchem :149999

other :
VCF-Online: VCF Volatile Compounds in Food
synonyms :
 acetyl-meta-xylene
1-(2,4-dimethyl phenyl) ethanone
1-(2,4-dimethylphenyl)ethanone
 methyl 2,4-dimethyl phenyl ketone

soluble in :
 alcohol

insoluble in :
 water

(odor and/or flavor) blends with :
 acetanisole
 acetophenone
 acorn acetate
 amyl furoate
(E)-anethol
ortho-anisaldehyde
para-anisaldehyde
para-anisaldehyde / methyl anthranilate schiff's base
para-anisaldehyde dimethyl acetal
 anise indene
 anise oil
 anise oleoresin
 anise seed oil
 anise seed oil star
 anise seed oil star terpeneless
 anisonitrile
para-anisyl acetaldehyde
para-anisyl alcohol
para-anisyl methyl ketone
para-anisyl phenyl acetate
para-anisyl propanal
 anisyl propanal / methyl anthranilate schiff's base
 autumn carboxylate
 basil oil
 bergamot oil bergaptene free
 berry hexanoate
4-tert-butyl cyclohexane carboxaldehyde
isobutyl furyl propionate
2-butyl-3-methyl pyrazine
 clausena anisata hook. f. leaf oil
 dehydro-ar-ionene
 dihydro-beta-ionol
 dihydroanethol
3',4'-dimethoxyacetophenone
2,4-dimethyl cyclohexyl methyl acetate
 earthy indane
para-ethyl acetophenone
4-ethyl anisole
 ethyl para-anisate
 ethyl sorbate
 fennel absolute sweet
 fennel oleoresin sweet
 floral nitrile
 freesia heptanol
 green methanoindene
 hawthorn acetate
 hawthorn carbinol
 heliotropyl acetate
(E)-2-hexen-1-yl salicylate
 ho wood oil
4'-hydroxyacetophenone
 immortelle flower oil
(E)-beta-ionone
alpha-ionone
beta-ionone
alpha-irone
 linaloe wood oil mexico
laevo-linalool
 linalool oxide
(Z)-linalool oxide (furanoid)
2'-methoxyacetophenone
 methyl acetophenone
 methyl beta-ionone
(E)-beta-methyl ionone
iso-alpha-methyl ionone
(E)-alpha-methyl ionone (50-60%)
 methyl ionone gamma supreme
 mimosa heptanal
 muhuhu wood oil
 myrcenyl acetate
 orris absolute
 patchouli ethanone
 peony alcohol
 petitgrain cedrat oil
(R)-2-phenyl propyl alcohol
3-phenyl propyl propionate
4-phenyl-2-butanol
 powdery ketone
 propiophenone
 propyl 4-hydroxybenzoate
isopropyl anthranilate
 sandal octanol
 sassafras acetate
 spicy carbonate
 styralyl formate
(E)-tiglic aldehyde
 tropical ionone
 vetiver pentanone
 woody amylene
 woody bouquet

(odor and/or flavor) used in :
 cassie acacia farnesiana
 clover trefle le'trefle incarnat
 fern fougere
 hay new mown hay foin coupe
 mimosa wattle
 orchid
 reseda mignonette

natural occurrence in :
data pagecistus oil @ 0.2%



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