1-(3-hydroxy-5-methyl-2-thienyl) ethanone

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1-(3-hydroxy-5-methyl-2-thienyl)ethanone

CAS: 133860-42-1 C7 H8 O2 S MW: 156.20416000 meaty

Identification

Name1-(3-hydroxy-5-methyl-2-thienyl) ethanone
IUPAC1-(3-hydroxy-5-methylthiophen-2-yl)ethanone
CAS Number133860-42-1
FDA UNIIU0W0KQ1EET
Molecular FormulaC7 H8 O2 S
Molecular Weight156.20416000

Regulatory

JECFA Food Flavoring1750 1-(3-hydroxy-5-methyl-2-thienyl)ethanone
FEMA Number4142
FDANo longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF)133860-42-1 ; 1-(3-HYDROXY-5-METHYL-2-THIENYL)ETHANONE

Physical Properties

Appearance white to pale yellow solid (est)
Assay 98.30 to 100.00
Food Chemicals Codex Listed No
Melting Point 73.00 to 76.00 °C. @ 760.00 mm Hg
Boiling Point 268.00 to 269.00 °C. @ 760.00 mm Hg
Vapor Pressure 0.004000 mmHg @ 25.00 °C. (est)
Flash Point 245.00 °F. TCC ( 118.50 °C. ) (est)
logP (o/w) 1.473 (est)
Soluble in alcohol
Insoluble in water

Organoleptic Properties

Odor Description at 0.10 % in propylene 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

Categoryflavoring agents
Recommendation for 1-(3-hydroxy-5-methyl-2-thienyl) ethanone usage levels up tonot for fragrance use.
Maximised Survey-derived Daily Intakes (MSDI-EU)0.012 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA)ND (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI)ND (μg/person/day)
Threshold of Concern540 (μg/person/day)
Structure ClassII
baked goods0.20000
beverages(nonalcoholic)0.10000
beverages(alcoholic)0.10000
breakfast cereal0.20000
cheese-
chewing gum2.00000
condiments / relishes-
confectionery froastings0.20000
egg products-
fats / oils-
fish products-
frozen dairy-
fruit ices0.10000
gelatins / puddings0.10000
granulated sugar-
gravies-
hard candy0.30000
imitation dairy-
instant coffee / tea-
jams / jellies0.20000
meat products-
milk products0.20000
nut products-
other grains-
poultry-
processed fruits-
processed vegetables-
reconstituted vegetables-
seasonings / flavors3.00000
snack foods-
soft candy2.00000
soups-
sugar substitutes-
sweet sauces-

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Potential Uses

FL bacon FL beef FL beef roasted beef FL chicken FR hawthorn FL lamb FL liver FL meat FL meat grilled meat FL meat roasted meat FL meat smoked meat FL pork FL salami FL turkey

Natural Occurrence

not found in nature

Synonyms

ethanone, 1-(3-hydroxy-5-methyl-2-thienyl)- 1-(3- hydroxy-5-methyl-2-thienyl)-ethanone 1-(3- hydroxy-5-methyl-2-thienyl)ethanone 1-(3- hydroxy-5-methylthiophen-2-yl)ethanone Try the PubMed Search.