(±)-ethyl 3-mercapto-2-methyl butanoate

ethyl 2-methyl-3-sulfanylbutanoate

CAS: 888021-82-7 C7 H14 O2 S MW: 162.25198000

Identification

Name(±)-ethyl 3-mercapto-2-methyl butanoate
IUPACethyl 2-methyl-3-sulfanylbutanoate
CAS Number888021-82-7
FDA UNIIVH5CF6RF6Q
Molecular FormulaC7 H14 O2 S
Molecular Weight162.25198000

Regulatory

JECFA Food Flavoring1928 (+/-)-ethyl 3-mercapto-2-methylbutanoate
FEMA Number4392
FDANo longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF)888021-82-7 ; (+-)-ETHYL 3-MERCAPTO-2-METHYLBUTANOATE

Physical Properties

Appearance colorless to pale yellow clear liquid (est)
Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Specific Gravity 1.00470 to 1.00570 @ 25.00 °C.
Pounds per Gallon - (est). 8.360 to 8.368
Refractive Index 1.45400 to 1.45500 @ 20.00 °C.
Boiling Point 203.00 to 207.00 °C. @ 760.00 mm Hg, 40.00 to 41.00 °C. @ 1.00 mm Hg
Vapor Pressure 0.271000 mmHg @ 25.00 °C. (est)
Flash Point 172.00 °F. TCC ( 77.78 °C. ) (est)
logP (o/w) 2.100 (est)
Soluble in alcohol
Insoluble in water

Organoleptic Properties

Odor Description at 0.10 % in dipropylene glycol.

Safety Information

Oral/Parenteral ToxicityNot determined
Dermal ToxicityNot determined
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categoryflavor and fragrance agents
RIFM Fragrance Material Safety AssessmentSearch
Recommendation for (±)-ethyl 3-mercapto-2-methyl butanoate usage levels up to0.2000 % in the fragrance concentrate.
baked goods0.20000
beverages(nonalcoholic)0.10000
beverages(alcoholic)0.20000
breakfast cereal0.20000
cheese-
chewing gum-
condiments / relishes0.10000
confectionery froastings0.10000
egg products-
fats / oils-
fish products-
frozen dairy0.10000
fruit ices-
gelatins / puddings0.10000
granulated sugar0.20000
gravies-
hard candy0.20000
imitation dairy0.20000
instant coffee / tea0.20000
jams / jellies-
meat products-
milk products0.10000
nut products-
other grains0.20000
poultry-
processed fruits-
processed vegetables0.10000
reconstituted vegetables-
seasonings / flavors20.00000
snack foods0.10000
soft candy0.10000
soups-
sugar substitutes0.20000
sweet sauces-

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Potential Uses

None Found

Natural Occurrence

not found in nature

Synonyms

butanoic acid, 3-mercapto-2-methyl-, ethyl ester ethyl 2-methyl-3-sulfanylbutanoate (+/-)- ethyl 3-mercapto-2-methylbutanoate (±)- ethyl 3-mercapto-2-methylbutanoate ethyl 3-mercapto-2-methylbutanoate, (+/-)- Try the PubMed Search.