pentanoic acid, 3-methyl-2-oxo-, ethyl ester
nuezate (Bedoukian)
 
Notes:
None found
  • Bedoukian Research
    • Bedoukian Research, Inc.
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      Working closely with our customers to meet their requirements.
      Dr. Paul Bedoukian founded the company in 1972 to fill a niche as a supplier of high quality specialty aroma molecules. Today, we offer more than 350 high impact aroma chemicals, while providing custom manufacturing services to the pharmaceutical, agrochemical, and specialty chemical industries.
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      728 NUEZATE
      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%
      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
       
       
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Fragrance Demo Formulas
CAS Number: 26516-27-8Picture of molecule3D/inchi
Other(deleted CASRN): 123434-11-7
FDA UNII: 5V9ZD1U3Q9
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:
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FEMA Number: 4903 ethyl 3-methyl-2-oxopentanoate
FDA:No longer provide for the use of these seven synthetic flavoring substances
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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 mmHg @ 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)
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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 PPM
nutty 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
 
 
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Cosmetic Information:
None found
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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
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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
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Safety in Use Information:
Category: flavor and fragrance agents
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
 
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 29
Click here to view publication 29
 average usual ppmaverage maximum ppm
baked goods: 10.00000100.00000
beverages(nonalcoholic): 5.0000050.00000
beverages(alcoholic): 2.5000025.00000
breakfast cereal: 5.0000050.00000
cheese: --
chewing gum: 10.00000100.00000
condiments / relishes: --
confectionery froastings: 5.0000050.00000
egg products: --
fats / oils: 5.0000050.00000
fish products: --
frozen dairy: 5.0000050.00000
fruit ices: 5.0000050.00000
gelatins / puddings: 5.0000050.00000
granulated sugar: --
gravies: --
hard candy: 10.00000100.00000
imitation dairy: 2.5000025.00000
instant coffee / tea: 5.0000050.00000
jams / jellies: 2.5000025.00000
meat products: --
milk products: 2.5000025.00000
nut products: 5.0000050.00000
other grains: 5.0000050.00000
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: 10.00000100.00000
snack foods: 2.5000025.00000
soft candy: 5.0000050.00000
soups: 2.5000025.00000
sugar substitutes: --
sweet sauces: 2.5000025.00000
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Safety References:
EPI System: View
AIDS Citations: Search
Cancer Citations: Search
Toxicology Citations: Search
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
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References:
 ethyl 3-methyl-2-oxopentanoate
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 13129857
Pubchem (sid): 135263950
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Other Information:
(IUPAC): Atomic Weights of the Elements 2011 (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
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Potential Blenders and core components note
 
For Odor
alcoholic
alcoholic
isopropyl alcoholFL/FR
amber
 angelica archangelica root oil CO2 extractFL/FR
animal
1-oxaspiro-4,7-dodecaneFR
balsamic
dextro,laevo-isoborneolFL/FR
isobornyl propionateFL/FR
 cedar forest fragranceFR
 conifer acetateFR
 myrrh oilFL/FR
camphoreous
dextro-camphorFL/FR
caramellic
 caramel furanone solutionFL/FR
citrus
 neroli ketoneFR
earthy
2-octanoneFL/FR
floral
 aglaia odorata absoluteFR
 bigarade oxideFR
 ho leaf oilFR
 karo karounde absoluteFR
 karo karounde absolute replacerFR
N-methyl iononeFR
 petitgrain bigarade oilFL/FR
 sambucus nigra flower oil CO2 extractFR
5-tricyclodecenyl acetateFR
fruity
3-benzyl-4-heptanoneFL/FR
green
isocyclocitral (IFF)FL/FR
 dicyclopentadiene propionateFR
alpha-hexyl cinnamaldehyde dimethyl acetalFR
para-methyl hydratropaldehydeFL/FR
herbal
1-allyl-2,2,7,7-tetramethyl cycloheptanolFR
 angelica archangelica seed extractFL/FR
 artemisia vestita wall. leaf oilFR
 bornyl 2-methyl butyrateFL/FR
 bornyl butyrateFL/FR
beta-bourboneneFL/FR
delta-cadinene 
 calamintha clinopodium oilFR
 cardamom liquid resinFR
 dill seed oilFL/FR
 dill seed oil CO2 extractFL/FR
 herbal undecanoneFR
 immortelle flower oilFL/FR
 lavandin water absoluteFL/FR
2-methyl butyl salicylateFL/FR
alpha-pineneFL/FR
 pinocarveolFL/FR
 thyme oil wild or creepingFL/FR
minty
 nepeta cataria herb oilFR
 pennyroyal oilFL/FR
musk
 angelica root absoluteFL/FR
orris
para-isopropyl acetophenoneFL/FR
spicy
 bayberry fragranceFR
 cardamom seed oil CO2 extractFL/FR
 cinnamon acroleinFL/FR
 cubeb oilFL/FR
 ginger oleoresin africaFL/FR
 ginger root absoluteFL/FR
 ginger root oil cochinFL/FR
 maja fragranceFR
 myrceneFR
2-octanolFL/FR
black pepper absoluteFL/FR
white pepper oilFL/FR
black pepper oleoresinFL/FR
4-isopropyl-2-cyclohexenoneFL/FR
thujonic
 cedarleaf oil western redFR
common tansy flower oil argentinaFL/FR
common tansy leaf oil dutchFR
 woody ketoneFL/FR
woody
 angelica archangelica root extractFL/FR
 angelica archangelica root tinctureFL/FR
 angelica archangelica root waterFL/FR
 cadineneFL/FR
 campheneFL/FR
(+)-campheneFL/FR
beta-caryophyllene oxideFL/FR
 cypress essenceFR
 dalbergia sissoo leaf oilFR
 dihydro-alpha-terpinyl acetateFR
 fougere woody fragranceFR
(1R,4S)-1-hydroxy-1,4-dimethyl spiro(4.6)undecan-2-one 
 laitoneFR
 manevoro oilFR
 marine formateFR
 melaleuca bracteata leaf oilFR
gamma-muurolene 
 origanum vulgare ssp. vulgare oil himalaya 
 polylimoneneFL/FR
 santol pentenolFR
 tetrahydromugolFR
 
For Flavor
 
No flavor group found for these
 angelica archangelica root extractFL/FR
 angelica archangelica root oil CO2 extractFL/FR
 angelica archangelica root tinctureFL/FR
 angelica archangelica root waterFL/FR
 bornyl 2-methyl butyrateFL/FR
 bornyl butyrateFL/FR
beta-bourboneneFL/FR
delta-cadinene 
(+)-campheneFL/FR
(1R,4S)-1-hydroxy-1,4-dimethyl spiro(4.6)undecan-2-one 
2-methyl butyl salicylateFL/FR
1-methyl pyrroleFL
gamma-muurolene 
 origanum vulgare ssp. vulgare oil himalaya 
 polylimoneneFL/FR
4-isopropyl-2-cyclohexenoneFL/FR
 woody ketoneFL/FR
alcoholic
isopropyl alcoholFL/FR
balsamic
isobornyl propionateFL/FR
 myrrh oilFL/FR
camphoreous
dextro,laevo-isoborneolFL/FR
 campheneFL/FR
 pinocarveolFL/FR
caramellic
 caramel furanone solutionFL/FR
citrus
 petitgrain bigarade oilFL/FR
dairy
2-octanoneFL/FR
fruity
3-benzyl-4-heptanoneFL/FR
green
isocyclocitral (IFF)FL/FR
para-methyl hydratropaldehydeFL/FR
herbal
 angelica archangelica seed extractFL/FR
 dill seed oilFL/FR
 dill seed oil CO2 extractFL/FR
 immortelle flower oilFL/FR
 lavandin water absoluteFL/FR
 thyme oil wild or creepingFL/FR
medicinal
dextro-camphorFL/FR
minty
 pennyroyal oilFL/FR
musk
 angelica root absoluteFL/FR
peppery
 cubeb distillatesFL
spicy
 cardamom seed oil CO2 extractFL/FR
 cinnamon acroleinFL/FR
 cubeb oilFL/FR
 ginger oleoresin africaFL/FR
 ginger root absoluteFL/FR
 ginger root oil cochinFL/FR
2-octanolFL/FR
black pepper absoluteFL/FR
white pepper oilFL/FR
black pepper oleoresinFL/FR
para-isopropyl acetophenoneFL/FR
thujonic
common tansy flower oil argentinaFL/FR
woody
 cadineneFL/FR
beta-caryophyllene oxideFL/FR
alpha-pineneFL/FR
 
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Potential Uses:
 herbalFR
 nutFL
 nut meat 
 nut skin 
 nutty 
 walnutFL
 woodyFR
 woody herbal bases 
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Occurrence (nature, food, other): note
 not found in nature
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Synonyms:
 ethyl 3-methyl-2-oxopentanoate
2-oxo-3-methylpentanoic acid ethyl ester
 nuezate (Bedoukian)
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