(±)-ethyl 3-hydroxy-2-methyl butyrate
(+/-)-ethyl 3-hydroxy-2-methylbutyrate
Used as a food additive [EAFUS]
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CAS Number: 27372-03-8Picture of molecule3D/inchi
Nikkaji Web: J712.309D
CoE Number: 10600
XlogP3-AA: 0.70 (est)
Molecular Weight: 146.18618000
Formula: C7 H14 O3
NMR Predictor: Predict (works with chrome or firefox)
Category: flavoring agents
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JECFA Food Flavoring: 1949  (+/-)-ethyl 3-hydroxy-2-methylbutyrate
FEMA Number: 4391 (+/-)-ethyl 3-hydroxy-2-methylbutyrate
FDA:No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF):27372-03-8 ; (+-)-ETHYL 3-HYDROXY-2-METHYLBUTYRATE
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Physical Properties:
Appearance: colorless clear liquid (est)
Assay: 95.00 to 100.00 % 
Food Chemicals Codex Listed: No
Specific Gravity: 0.95300 to 1.05300 @  20.00 °C.
Pounds per Gallon - (est).: 7.939 to  8.772
Refractive Index: 1.40500 to 1.44700 @  20.00 °C.
Boiling Point: 214.00 to  215.00 °C. @ 760.00 mm Hg
Boiling Point: 57.00 to  58.00 °C. @ 2.90 mm Hg
Vapor Pressure: 0.032000 mmHg @ 25.00 °C. (est)
Flash Point: 182.00 °F. TCC ( 83.33 °C. )
logP (o/w): 0.451 (est)
Soluble in:
 vegetable oils
 water, 6.122e+004 mg/L @ 25 °C (est)
Similar Items: note
isoamyl 2-methyl butyrate
amyl 2-methyl butyrate
benzyl 2-methyl butyrate
bornyl 2-methyl butyrate
butyl 2-methyl butyrate
isobutyl 2-methyl butyrate
citronellyl 2-methyl butyrate
ethyl 2-hydroxy-2-methyl butyrate
(±)-ethyl 3-acetoxy-2-methyl butyrate
ethyl 2-methyl butyrate
furfuryl 2-methyl butyrate
geranyl 2-methyl butyrate
heptyl 2-methyl butyrate
(E)-2-hexen-1-yl 2-methyl butyrate
(Z)-3-hexen-1-yl 2-methyl butyrate
3-hexen-1-yl 2-methyl butyrate
hexyl 2-methyl butyrate
methyl 3-acetoxy-2-methyl butyrate
2-methyl butyl 2-methyl butyrate
methyl 2-methyl butyrate
octyl 2-methyl butyrate
propyl 2-methyl butyrate
isopropyl 2-methyl butyrate
propylene glycol di-2-methyl butyrate
propylene glycol mono-2-methyl butyrate
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Organoleptic Properties:
Odor Description:
green fruity
Odor and/or flavor descriptions from others (if found).
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Cosmetic Information:
None found
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(±)-Ethyl 3-hydroxy-2-methyl Butyrate
Chemical Sources Association
Need This Item for Flavor/Food?: You can contact the CSA
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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
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: flavoring agents
Recommendation for (±)-ethyl 3-hydroxy-2-methyl butyrate usage levels up to:
 not for fragrance use.
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: 23
Click here to view publication 23
 average usual ppmaverage maximum ppm
baked goods: 2.0000010.00000
beverages(nonalcoholic): 2.0000010.00000
beverages(alcoholic): 5.0000010.00000
breakfast cereal: 2.0000010.00000
cheese: --
chewing gum: 2.0000010.00000
condiments / relishes: --
confectionery froastings: 2.0000010.00000
egg products: --
fats / oils: --
fish products: --
frozen dairy: 2.0000010.00000
fruit ices: 2.0000010.00000
gelatins / puddings: 2.0000010.00000
granulated sugar: --
gravies: --
hard candy: 2.0000010.00000
imitation dairy: --
instant coffee / tea: 2.0000010.00000
jams / jellies: 2.0000010.00000
meat products: --
milk products: 1.000005.00000
nut products: --
other grains: --
poultry: --
processed fruits: 2.0000010.00000
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: 100.000001000.00000
snack foods: --
soft candy: 2.0000010.00000
soups: --
sugar substitutes: --
sweet sauces: 2.0000010.00000
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Safety References:
EPI System: View
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 656467
National Institute of Allergy and Infectious Diseases: Data
 ethyl 3-hydroxy-2-methylbutanoate
Chemidplus: 0027372038
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 ethyl 3-hydroxy-2-methylbutanoate
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 656467
Pubchem (sid): 135326554
Pherobase: View
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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
FDA Substances Added to Food (formerly EAFUS): View
HMDB (The Human Metabolome Database): HMDB32256
FooDB: FDB009368
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
FAO: (+/-)-Ethyl 3-hydroxy-2-methylbutyrate
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Potential Blenders and core components note
None Found
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Potential Uses:
None Found
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Occurrence (nature, food, other): note
 pineapple fruit
Search Trop  Picture
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 butanoic acid, 3-hydroxy-2-methyl-, ethyl ester
 butyric acid, 3-hydroxy-2-methyl-, ethyl ester
 ethyl 3-hydroxy-2-methylbutanoate
(+/-)-ethyl 3-hydroxy-2-methylbutyrate
(±)-ethyl 3-hydroxy-2-methylbutyrate
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 None found yet.
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