phenethyl isobutyrate
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IUPAC name :2-phenylethyl 2-methylpropanoate
InChI :InChI=1/C12H16O2/c1-10(2)12(13)14-9-8-11-6-4-3-5-7-11/h3-7,10H,8-9H2,1-2H3
InChIKey :JDQVBGQWADMTAM-UHFFFAOYAF
SMILES :CC(C)C(=O)OCCC1=CC=CC=C1
cas number :103-48-0
(EINECS) number :203-116-1
beilstein number :2330243
fema number :2862
coe number :302
jecfa number :992
fl. number :09.427
molar refractivity :56.06 ± 0.3 cm3
parachor :465.1 ± 4.0 cm3
index of refraction :1.495 ± 0.02
surface tension :34.3 ± 3.0 dyne/cm
density :1.000 ± 0.06 g/cm3
polarizability :22.22 ± 0.5 10-24cm3
XlogP : 2.70
molecular weight : 192.2542400 (IUPAC)
formula :C12 H16 O2
NMR Predictor :Predict
 
 
export tariff code :2915.60.0000
fda reg :172.515

Suppliers :
Apple :Phenylethyl isobutyrate
Berje :Phenyl Ethyl iso Butyrate
Cargill - Alfrebro :PHENETHYL ISOBUTYRATE
natural, Kosher
Citrus and Allied Essences :phenyl ethyl isobutyrate
Odor:  fruity rosy
Elan :phenethyl isobutyrate
FCC, Kosher
Fleurchem :phenyl ethyl isobutyrate
natural
IFF :Phenyl Ethyl Iso Butyrate
Odor:  Fruity, Floral, Sweet
John D. Walsh :Phenyl Ethyl Iso Butyrate
Moellhausen :phenyl ethyl isobutyrate
98% min. nature identical kosher
Odor:  sweet, fruity, honey, floral, winey, pear
Penta :phenethyl isobutyrate
Penta :phenylethyl isobutyrate
natural
Sigma-Aldrich-SAFC :Phenethyl isobutyrate
≥98%, FCC, Kosher
Odor:  fruity; rose
Symrise :Phenyl ethyl isobutyrate
Odor:  mildly sweet, like honey, fruity, chocolate nuance
Flavor:  sweet, fruity, honey, floral, winey, pear
Ungerer :Phenyl Ethyl Iso Butyrate
Vigon :Phenyl Ethyl Isobutyrate
FCC

organoleptics :
odor type :floral
odor strength :medium
odor description :¹
at 100.00 %.  
floral fruity rose tea rose peach pastry
odor sample from :PPF Norda, Inc
substantivity :164  Hour(s)

properties :
appearence :colorless to pale yellow clear liquid
assay : 98.00 to 100.00 %   
Food Chemicals Codex Listed :Yes
specific gravity :0.98700 to 0.99000 @ 25.00 °C.
pounds per gallon - calc. : 8.213 to 8.238
specific gravity :0.98600 to 0.99400 @ 20.00 °C.
pounds per gallon - calc. : 8.214 to 8.281
refractive index :1.48500 to 1.49000 @ 20.00 °C.
boiling point : 230.00 °C. @ 760.00 mm Hg
acid value : 1.00  max.  KOH/g
flash point : 227.00  °F.  TCC  ( 108.33 °C. )
logP (o/w) : 3.13
shelf life : 24.00 month(s) or longer if stored properly.
storage :store in cool, dry place in tightly sealed containers, protected from heat and light.

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 24/25 - Avoid contact with skin and eyes.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36 - Wear suitable protective clothing.
Human experience : 2 % solution: no irritation or sensitization.
Oral Toxicity(LD50) :
  Gavage-Rat   [sex: M,F]  5137.00  mg/kg
(Shelanski & Moldovan, 1971b)

Dermal Toxicity(LD50) :
  Skin-Rabbit  >5000.00  mg/kg

Inhalation Toxicity(LC50) :
  Not determined
 

safety in use :
Maximised Survey-derived Daily Intakes (MSDI-EU) :19.00 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA) :60.00 (μg/capita/day)
Structure Class :I
 
recommendation for phenethyl isobutyrate usage levels up to :
  10.0000 % in the fragrance concentrate.
recommendation for phenethyl isobutyrate usage levels up to :
  150.0000 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...
msds :msds
EPI System :view
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
 
WGK Germany :2
 
 
 
 2-phenylethyl 2-methylpropanoate
(EINECS) number :203-116-1
RTECS :NQ5435000 for 103-48-0
chemidplus :000103480
EPA Substance Registry Services :103-48-0

references :
 2-phenylethyl 2-methylpropanoate
fl. number :09.427
jecfa number :992
NIST Chemistry WebBook :821314126
pubchem :150737

Cosmetics :
Cosmetic uses : perfuming agents

other :
reference : Luebke, William tgsc, (1983)¹
CosIng :cosmetic data
VCF-Online: VCF Volatile Compounds in Food
 C of A
synonyms :
 benzyl carbinol isobutyrate
 benzyl carbinyl 2-methyl propanoate
 benzyl carbinyl isobutyrate
isobutyric acid phenethyl ester
isobutyric acid phenyl ethyl ester
2-methyl propanoic acid 2-phenethyl ester
2-methyl propanoic acid 2-phenyl ethyl ester
 phenethyl 2-methyl propanoate
 phenethyl 2-methyl propionate
2-phenyl ethyl 2-methyl propanoate
2-phenyl ethyl 2-methyl propionate
 phenyl ethyl isobutyrate
2-phenyl ethyl isobutyrate
beta-phenyl ethyl isobutyrate
2-phenylethyl 2-methylpropanoate

soluble in :
 alcohol
 fixed oils
 paraffin oil

insoluble in :
 water

stability :
 acid cleaner
 alcoholic lotion
 antiperspirant
 bleach
 deo stick
 detergent perborate
 fabric softener
 hard surface cleaner
 liquid detergent
 shampoo
 soap

(odor and/or flavor) blends with :
 acetaldehyde ethyl phenethyl acetal
6-acetoxydihydrotheaspirane
 allyl amyl glycolate
 allyl cyclohexyl propionate
 amber carbinol
alpha-amyl cinnamaldehyde
isoamyl phenyl acetate
isoamyl salicylate
isoamyl undecylenate
 amyris wood oil
para-anisaldehyde
para-anisyl acetate
para-anisyl alcohol
 beeswax absolute
 benzoin resinoid
 benzyl acetate
 benzyl alcohol
 benzyl cinnamate
 benzyl isobutyrate
 benzyl propionate
 benzyl salicylate
 bergamot oil
 bois de rose oil
isobutyl cinnamate
 butyl phenyl acetate
isobutyl quinoline
isobutyl quinoline
isobutyl salicylate
 caraway seed oil
 carnation absolute
 cassia bark oil
 champaca absolute
 champaca flower oil
 cinnamyl alcohol
 citronellol
 citronellyl acetate
 citronellyl anthranilate
 citronellyl hexanoate
 citronellyl isovalerate
 citronellyl phenyl acetate
(E)-citronellyl tiglate
 clary sage absolute
 clary sage oil
 clove bud oil
 clover nitrile
 coriander seed oil
para-cresyl phenyl acetate
(-)-cubenol
 currant bud absolute black
 cyclamen aldehyde
 cyclohexyl ethyl alcohol
(E)-beta-damascone
(Z)-beta-damascone
beta-damascone
9-decen-1-al
9-decen-1-ol
 dimethyl anthranilate
 dimethyl benzyl carbinol
 dimethyl benzyl carbinyl butyrate
 dimethyl benzyl carbinyl propionate
 dimethyl octanyl acetate
2,4-dimethyl thiazole
 diphenyl oxide
 ethyl hydrocinnamate
 ethyl laurate
 ethyl linalyl acetate
 ethyl nonanoate
 ethyl ortho-anisate
 ethyl phenyl acetate
 ethyl vanillin
 eugenol
 fir balsam absolute
 floral pyranol
 gardenia oxide
 geraniol
 geranium cyclohexane
 geranium oil
 geranyl acetate
(E)-geranyl acetone
 geranyl butyrate
 geranyl formate
 geranyl isobutyrate
(E)-geranyl linalool
 geranyl octanoate
 geranyl phenyl acetate
 geranyl propionate
 geranyl valerate
 grapefruit pentanol
 green acetate
 guaiacwood oil
 guaiacyl phenyl acetate
(-)-guaiol
 guaiyl acetate
 heliotropin
 heliotropyl diethyl acetal
 heptyl butyrate
(Z)-3-hexen-1-ol
(Z)-3-hexen-1-yl acetate
(Z)-3-hexen-1-yl benzoate
(Z)-3-hexen-1-yl butyrate
(Z)-3-hexen-1-yl salicylate
 hexyl 2-methyl butyrate
 hexyl acetate
alpha-hexyl cinnamaldehyde
 hexyl isovalerate
 hexyl tiglate
 ho leaf oil
 hyacinth ether
 hydroxycitronellal
 hydroxycitronellal dimethyl acetal
 ionones
 jasmin absolute
 jasmin lactone
 lavender absolute
 leaf acetal
 leerall
 linalool
laevo-linalool
 linalool oxide
 linalyl acetate
 linalyl phenyl acetate
 melon nonenoate
 methyl acetophenone
 methyl anthranilate
alpha-methyl cinnamaldehyde
 methyl cinnamate
 methyl dihydrojasmonate
alpha-isomethyl ionone (90% min.)
 methyl ionones
 methyl isoeugenol
 methyl phenyl acetate
 mimosa absolute
 muguet carboxaldehyde
 nerol
 nerolidol
 neryl acetate
 nonanal
 nonanol
 nutmeg oil
 ocean propanal
 octyl isovalerate
 patchouli ethanone
 peony alcohol
 pepper oil black
 phenethyl acetate
 phenethyl alcohol
 phenethyl benzoate
 phenethyl furoate
 phenethyl isovalerate
 phenethyl phenyl acetate
 phenethyl propionate
 phenethyl salicylate
 phenoxyethanol
 phenyl acetaldehyde dimethyl acetal
3-phenyl propionaldehyde
3-phenyl propyl alcohol
 raspberry ketone
 rhodinol
 rose absolute
 rose butanoate
 rose carboxylate
 santall
 strawberry furanone
 strawberry glycidate 1
 styralyl acetate
 tea acetate
alpha-terpineol
 tetrahydrolinalool
 tetrahydromyrcenol
gamma-undecalactone
10-undecen-1-al
(E)-2-undecen-1-ol
2-undecen-1-ol
 vanilla absolute
 vanillyl acetate
 violet methyl carbonate
 waxy acetate
 woody acetate
 ylang ylang oil

(odor and/or flavor) used in :
 angel
 apple
 apple blossom
 banana
 cherry
 coconut tropical coconut
 cologne
 crabapple blossom
 floral
 flower
 hibiscus
 honey miel
 hyacinth jacinthe
 jasmin
 lavender
 magnolia
 mango
 musk
 nectarine
 orange blossom fleur d'oranger
 papaya
 paris
 peach
 pear
 peony
 pineapple
 plum
 plum greengage plum
 potpourri
 rose
 rose tea rose
 spice
 strawberry
 tea
 tuberose tubereuse
 ylang ylang cananga

natural occurrence in :
beer
data pagechampaca absolute (michelia alba dc.) @ 0.08%
data pagechampaca concrete @ trace%
cheese bleu cheese
cider
cognac
data pagegalangal root oil @ 0.02%
glanga
olive oil
peppermint oil
rum
spearmint oil scotch



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