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sodium 3-methyl-2-oxovalerate
3-methyl-2-oxopentanoic acid, sodium salt

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Name:sodium 3-methyl-2-oxopentanoate
CAS Number: 3715-31-9Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:223-063-8
Nikkaji Web:J205.631C
Molecular Weight:152.12509928
Formula:C6 H9 O3 Na
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:flavoring agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
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Pubchem Patents:Search
JECFA Food Flavoring:632.1 3-methyl-2-oxopentanoic acid, sodium salt
FEMA Number:3870 3-methyl-2-oxopentanoic acid, sodium salt
FDA:No longer provide for the use of these seven synthetic flavoring substances
Physical Properties:
Appearance:white powder (est)
Assay: 98.00 to 100.00
Food Chemicals Codex Listed: No
Melting Point: 204.00 to 206.00 °C. @ 760.00 mm Hg
Boiling Point: 190.00 to 191.00 °C. @ 760.00 mm Hg
Vapor Pressure:0.239000 mmHg @ 25.00 °C. (est)
Flash Point: 182.00 °F. TCC ( 83.33 °C. )
logP (o/w): 0.170 (est)
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.
Soluble in:
 water, 1e+006 mg/L @ 25 °C (est)
Organoleptic Properties:
Odor Strength:low
Odor Description:at 100.00 %. very mild fruity
Odor and/or flavor descriptions from others (if found).
Cosmetic Information:
None found
For experimental / research use only.
Pentanoic acid,3-methyl-2-oxo-, sodium salt (1:1)
BOC Sciences
For experimental / research use only.
3-Methyl-2-oxopentanoic Acid Sodium Salt
sodium 3-methyl-2-oxovalerate
Sigma-Aldrich: Aldrich
For experimental / research use only.
3-Methyl-2-oxopentanoic acid sodium salt ≥98%
Safety Information:
Preferred SDS: View
European information :
Most important hazard(s):
Xn - Harmful.
R 22 - Harmful if swallowed.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36 - Wear suitable protective clothing.
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
Safety in Use Information:
flavoring agents
Recommendation for sodium 3-methyl-2-oxovalerate 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: 18
Click here to view publication 18
 average usual ppmaverage maximum ppm
baked goods: --
beverages(nonalcoholic): 1.0000010.00000
beverages(alcoholic): 0.500005.00000
breakfast cereal: --
cheese: 0.500005.00000
chewing gum: 1.000005.00000
condiments / relishes: 0.5000010.00000
confectionery froastings: 1.000005.00000
egg products: --
fats / oils: 0.3000010.00000
fish products: --
frozen dairy: 1.0000010.00000
fruit ices: 1.0000010.00000
gelatins / puddings: 0.500005.00000
granulated sugar: --
gravies: 1.000005.00000
hard candy: 1.000005.00000
imitation dairy: 0.500005.00000
instant coffee / tea: 0.100001.00000
jams / jellies: 1.000005.00000
meat products: --
milk products: 0.500005.00000
nut products: --
other grains: --
poultry: --
processed fruits: 0.100001.00000
processed vegetables: 0.100001.00000
reconstituted vegetables: 1.000005.00000
seasonings / flavors: 50.00000100.00000
snack foods: --
soft candy: 0.100005.00000
soups: 1.0000010.00000
sugar substitutes: 0.500005.00000
sweet sauces: 1.0000010.00000
Safety References:
EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :2724058
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:3
sodium 3-methyl-2-oxopentanoate
 sodium 3-methyl-2-oxopentanoate
NIST Chemistry WebBook:Search Inchi
Pubchem (cid):2724058
Pubchem (sid):135205834
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
FAO:3-Methyl-2-oxopentanoic acid, sodium salt
Potential Blenders and core components note
None Found
Potential Uses:
None Found
Occurrence (nature, food, other):note
 not found in nature
ketoisoleucine sodium salt
3-methyl-2-oxopentanoic acid sodium salt
3-methyl-2-oxopentanoic acid, sodium salt
3-methyl-2-oxovaleric acid sodium salt
 pentanoic acid, 3-methyl-2-oxo-, sodium salt
 pentanoic acid, 3-methyl-2-oxo-, sodium salt (1:1)
 sodium 3-methyl-2-oxopentanoate
 sodium DL-3-methyl-2-oxopentanoate
 valeric acid, 3-methyl-2-oxo-, sodium salt
None found
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