2-isobutyl-4,5-dimethyl oxazole

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4,5-dimethyl-2-(2-methylpropyl)-1,3-oxazole

CAS: 26131-91-9 C9 H15 N O MW: 153.22475000 burnt

Identification

Name2-isobutyl-4,5-dimethyl oxazole
IUPAC4,5-dimethyl-2-(2-methylpropyl)-1,3-oxazole
CAS Number26131-91-9
FDA UNII31DA09P920
Molecular FormulaC9 H15 N O
Molecular Weight153.22475000
Nikkaji NumberJ45.626H

Regulatory

JECFA Food Flavoring1556 2-isobutyl-4,5-dimethyloxazole
DG SANTE Food Flavourings13.195 2-isobutyl-4,5-dimethyl oxazole
FEMA Number4397
FDANo longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF)26131-91-9 ; 2-ISOBUTYL-4,5-DIMETHYLOXAZOLE

Physical Properties

Appearance pale yellow to yellow clear liquid (est)
Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Specific Gravity 0.91000 to 0.91600 @ 25.00 °C.
Pounds per Gallon - (est). 7.572 to 7.622
Refractive Index 1.43900 to 1.44700 @ 20.00 °C.
Boiling Point 227.00 °C. @ 760.00 mm Hg
Vapor Pressure 0.408000 mmHg @ 25.00 °C. (est)
Flash Point 166.00 °F. TCC ( 74.44 °C. )
logP (o/w) 2.501 (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 2-isobutyl-4,5-dimethyl oxazole usage levels up tonot for fragrance use.
Maximised Survey-derived Daily Intakes (MSDI-EU)0.17 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA)0.20 (μg/capita/day)
Threshold of Concern540 (μg/person/day)
baked goods2.00000
beverages(nonalcoholic)0.20000
beverages(alcoholic)-
breakfast cereal0.20000
cheese0.40000
chewing gum-
condiments / relishes0.20000
confectionery froastings1.00000
egg products-
fats / oils0.20000
fish products0.20000
frozen dairy0.40000
fruit ices0.40000
gelatins / puddings1.00000
granulated sugar-
gravies1.00000
hard candy-
imitation dairy0.40000
instant coffee / tea-
jams / jellies1.00000
meat products0.20000
milk products0.40000
nut products-
other grains0.20000
poultry0.20000
processed fruits0.40000
processed vegetables-
reconstituted vegetables-
seasonings / flavors0.20000
snack foods0.20000
soft candy-
soups0.20000
sugar substitutes-
sweet sauces0.20000

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Potential Uses

FL bacon FL beef FL beef roasted beef FL chicken FL chicory root FL chocolate cacao FR fungus FR hawthorn FL lamb FL liver FL meat FL meat grilled meat FL meat roasted meat FL meat smoked meat FL mushroom FL nut roasted nut parsnip FL pork FL potato FL potato baked potato FL potato baked potato FL potato chip FL potato fried potato FL roasted FL salami truffle FL turkey

Natural Occurrence

potato fried potato

Synonyms

2-iso butyl-4,5-dimethyloxazole 4,5- dimethyl-2-(2-methylpropyl)-1,3-oxazole 4,5- dimethyl-2-isobutyl oxazole 4,5- dimethyl-2-isobutyloxazole 2-(2- methyl propyl)-4,5-dimethyl oxazole 2-(2- methylpropyl)-4,5-dimethyloxazole oxazole, 4,5-dimethyl-2-(2-methylpropyl)- Info: miscellaneous nitrogen derivatives