EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes
 

pentanoic acid, 3-methyl-2-oxo-, ethyl ester
ethyl 3-methyl-2-oxopentanoate

Supplier Sponsors

CAS Number: 26516-27-8Picture of molecule3D/inchi
Other:123434-11-7
Nikkaji Web:J1.365.447F
XlogP3-AA:1.80 (est)
Molecular Weight:158.19718000
Formula:C8 H14 O3
NMR Predictor:Predict (works with chrome or firefox)
Category:flavor and fragrance agents
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
Google Books:Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Perfumer and Flavorist:Search
Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
 
Physical Properties:
Appearance:pale yellow to yellow clear liquid (est)
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Specific Gravity:0.96300 to 0.96900 @ 25.00 °C.
Pounds per Gallon - (est).: 8.013 to 8.063
Refractive Index:1.41400 to 1.41800 @ 20.00 °C.
Boiling Point: 205.21 °C. @ 760.00 mm Hg (est)
Vapor Pressure:0.253000 mm/Hg @ 25.00 °C. (est)
Flash Point: 157.00 °F. TCC ( 77.10 °C. ) (est)
logP (o/w): 0.934
Soluble in:
 alcohol
 water, 1.111e+004 mg/L @ 25 °C (est)
Insoluble in:
 water
 
Organoleptic Properties:
Odor Type: nutty
nutty walnut woody herbal
Odor Description:Great for adding earthy notes typical of many tree nuts. Especially useful for enhancing flavors in maple and nutty applications. Recommended Flavor Use Level: 0.1 - 5.0 PPMnutty black walnut aroma, accompanied by woody nuances and a subtle herbaceousness
Flavor Type: nutty
fresh nutty walnut dry woody
Taste Description: fresh nutty notes of walnut, dry, woody
Odor and/or flavor descriptions from others (if found).
Bedoukian Research
NUEZATE
Odor Description:Characteristic black walnut aroma, accompanied by woody nuances and a subtle herbaceousness
Excellent for emphasizing walnut and hazelnut notes in gourmand types as well as enhancing woody, masculine notes in fougere formulations. Also useful for adding complexity and elegance to fine fragrance compositions. Recommended Fragrance Use Level: Traces - 1.0%
Taste Description:Characteristic, fresh notes of walnut, dry, woody.
Great for adding earthy notes typical of many tree nuts. Especially useful for enhancing flavors in maple and nutty applications. Recommended Flavor Use Level: 0.1 - 5.0 PPM
 
Cosmetic Information:
None found
 
Suppliers:
Bedoukian Research
NUEZATE
Odor: Characteristic black walnut aroma, accompanied by woody nuances and a subtle herbaceousness
Use: Excellent for emphasizing walnut and hazelnut notes in gourmand types as well as enhancing woody, masculine notes in fougere formulations. Also useful for adding complexity and elegance to fine fragrance compositions. Recommended Fragrance Use Level: Traces - 1.0%
Flavor: Characteristic, fresh notes of walnut, dry, woody.
Great for adding earthy notes typical of many tree nuts. Especially useful for enhancing flavors in maple and nutty applications. Recommended Flavor Use Level: 0.1 - 5.0 PPM
 
Safety Information:
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
 
Safety in Use Information:
Category: flavor and fragrance agents
 
 
Safety References:
EPI System: View
EPA Substance Registry Services (TSCA):26516-27-8
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :13129857
National Institute of Allergy and Infectious Diseases:Data
ethyl 3-methyl-2-oxopentanoate
Chemidplus:0026516278
 
References:
 ethyl 3-methyl-2-oxopentanoate
NIST Chemistry WebBook:Search Inchi
Pubchem (cid):13129857
Pubchem (sid):135263950
 
Other Information:
(IUPAC):Atomic Weights of the Elements 2009
(IUPAC):Atomic Weights of the Elements 2009 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2915.90.0000
ChemSpider:View
 
Potential Blenders and core components note
For Odor
alcoholic
iso
propyl alcohol
FL/FR
amber
angelica archangelica root oil CO2 extract
FL/FR
animal
1-oxa
spiro-4,7-dodecane
FR
balsamic
dextro,laevo-iso
borneol
FL/FR
iso
bornyl propionate
FL/FR
cedar forest fragrance
FR
conifer acetate
FR
myrrh oil
FL/FR
camphoreous
dextro-
camphor
FL/FR
caramellic
caramel furanone solution
FL/FR
citrus
neroli ketone
FR
earthy
2-
octanone
FL/FR
floral
aglaia odorata absolute
FR
bigarade oxide
FR
ho leaf oil
FR
karo karounde absolute
FR
karo karounde absolute replacer
FR
N-
methyl ionone
FR
petitgrain bigarade oil
FL/FR
sambucus nigra flower oil CO2 extract
FR
5-
tricyclodecenyl acetate
FR
fruity
3-
benzyl-4-heptanone
FL/FR
green
iso
cyclocitral (IFF)
FL/FR
dicyclopentadiene propionate
FR
alpha-
hexyl cinnamaldehyde dimethyl acetal
FR
para-
methyl hydratropaldehyde
FL/FR
herbal
1-
allyl-2,2,7,7-tetramethyl cycloheptanol
FR
angelica archangelica seed extract
FL/FR
artemisia vestita wall. leaf oil
FR
bornyl 2-methyl butyrate
FL/FR
bornyl butyrate
FL/FR
beta-
bourbonene
FL/FR
calamintha clinopodium oil
FR
cardamom liquid resin
FR
dill seed oil
FL/FR
dill seed oil CO2 extract
FL/FR
herbal undecanone
FR
immortelle flower oil
FL/FR
lavandin water absolute
FL/FR
2-
methyl butyl salicylate
FL/FR
alpha-
pinene
FL/FR
pinocarveol
FL/FR
thyme oil wild or creeping
FL/FR
minty
nepeta cataria herb oil
FR
pennyroyal oil
FL/FR
musk
angelica root absolute
FL/FR
orris
para-iso
propyl acetophenone
FL/FR
spicy
bayberry fragrance
FR
cardamom seed oil CO2 extract
FL/FR
cinnamon acrolein
FL/FR
cubeb oil
FL/FR
ginger oleoresin africa
FL/FR
ginger root absolute
FL/FR
ginger root oil cochin
FL/FR
maja fragrance
FR
myrcene
FR
2-
octanol
FL/FR
black
pepper absolute
FL/FR
white
pepper oil
FL/FR
black
pepper oleoresin
FL/FR
4-iso
propyl-2-cyclohexenone
FL/FR
thujonic
cedarleaf oil western red
FR
common
tansy flower oil argentina
FL/FR
woody ketone
FL/FR
woody
angelica archangelica root extract
FL/FR
angelica archangelica root tincture
FL/FR
angelica archangelica root water
FL/FR
cadinene
FL/FR
(+)-
camphene
FL/FR
camphene
FL/FR
beta-
caryophyllene oxide
FL/FR
cypress essence
FR
dalbergia sissoo leaf oil
FR
dihydro-alpha-terpinyl acetate
FR
fougere woody fragrance
FR
laitone
FR
manevoro oil
FR
marine formate
FR
melaleuca bracteata leaf oil
FR
polylimonene
FL/FR
santol pentenol
FR
tetrahydromugol
FR
For Flavor
No flavor group found for these
angelica archangelica root extract
FL/FR
angelica archangelica root oil CO2 extract
FL/FR
angelica archangelica root tincture
FL/FR
angelica archangelica root water
FL/FR
bornyl 2-methyl butyrate
FL/FR
bornyl butyrate
FL/FR
beta-
bourbonene
FL/FR
(+)-
camphene
FL/FR
2-
methyl butyl salicylate
FL/FR
1-
methyl pyrrole
FL
polylimonene
FL/FR
4-iso
propyl-2-cyclohexenone
FL/FR
woody ketone
FL/FR
alcoholic
alcoholic
iso
propyl alcohol
FL/FR
balsamic
iso
bornyl propionate
FL/FR
myrrh oil
FL/FR
camphoreous
dextro,laevo-iso
borneol
FL/FR
camphene
FL/FR
pinocarveol
FL/FR
caramellic
caramel furanone solution
FL/FR
citrus
petitgrain bigarade oil
FL/FR
dairy
2-
octanone
FL/FR
fruity
3-
benzyl-4-heptanone
FL/FR
green
iso
cyclocitral (IFF)
FL/FR
para-
methyl hydratropaldehyde
FL/FR
herbal
angelica archangelica seed extract
FL/FR
dill seed oil
FL/FR
dill seed oil CO2 extract
FL/FR
immortelle flower oil
FL/FR
lavandin water absolute
FL/FR
thyme oil wild or creeping
FL/FR
medicinal
dextro-
camphor
FL/FR
minty
pennyroyal oil
FL/FR
musk
angelica root absolute
FL/FR
peppery
cubeb distillates
FL
spicy
cardamom seed oil CO2 extract
FL/FR
cinnamon acrolein
FL/FR
cubeb oil
FL/FR
ginger oleoresin africa
FL/FR
ginger root absolute
FL/FR
ginger root oil cochin
FL/FR
2-
octanol
FL/FR
black
pepper absolute
FL/FR
white
pepper oil
FL/FR
black
pepper oleoresin
FL/FR
para-iso
propyl acetophenone
FL/FR
thujonic
common
tansy flower oil argentina
FL/FR
woody
cadinene
FL/FR
beta-
caryophyllene oxide
FL/FR
alpha-
pinene
FL/FR
 
Potential Uses:
 herbal
FLnut
 nut meat
 nut skin
 nutty
FLwalnut
FRwoody
 woody herbal bases
 
Occurrence (nature, food, other):note
 not found in nature
 
Synonyms:
 ethyl 3-methyl-2-oxopentanoate
2-oxo-3-methylpentanoic acid ethyl ester
 nuezate
 

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