4,5-dimethyl-2-propyl oxazole

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2-propyl-4,5-dimethyloxazole

CAS: 53833-32-2 C8 H13 N O MW: 139.19781000 burnt fatty

Identification

Name4,5-dimethyl-2-propyl oxazole
IUPAC4,5-dimethyl-2-propyl-1,3-oxazole
CAS Number53833-32-2
EINECS258-817-5
FDA UNII2Y81J9YG1G
Molecular FormulaC8 H13 N O
Molecular Weight139.19781000
Nikkaji NumberJ45.606C
CoE Number11379

Regulatory

JECFA Food Flavoring1569 4,5-dimethyl-2-propyloxazole
DG SANTE Food Flavourings13.112 4,5-dimethyl-2-propyloxazole
FEMA Number4396
FDANo longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF)53833-32-2 ; 2-PROPYL-4,5-DIMETHYLOXAZOLE

Physical Properties

Appearance pale yellow solid (est)
Assay 96.00 to 100.00
Food Chemicals Codex Listed No
Melting Point 59.00 °C. @ 760.00 mm Hg
Boiling Point 188.00 to 189.00 °C. @ 760.00 mm Hg
Vapor Pressure 0.834000 mmHg @ 25.00 °C. (est)
Flash Point 154.00 °F. TCC ( 67.78 °C. )
logP (o/w) 2.225 (est)
Soluble in alcohol
Insoluble in water

Organoleptic Properties

Odor Description at 100.00 %.
Taste Description fatty metallic

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 4,5-dimethyl-2-propyl oxazole usage levels up tonot for fragrance use.
Maximised Survey-derived Daily Intakes (MSDI-EU)0.61 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA)0.10 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI)96 (μg/person/day)
Threshold of Concern540 (μg/person/day)
baked goods0.40000
beverages(nonalcoholic)0.20000
beverages(alcoholic)-
breakfast cereal0.20000
cheese0.40000
chewing gum-
condiments / relishes0.20000
confectionery froastings0.40000
egg products-
fats / oils0.20000
fish products0.10000
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 products0.10000
milk products0.40000
nut products-
other grains0.20000
poultry0.10000
processed fruits0.30000
processed vegetables-
reconstituted vegetables-
seasonings / flavors0.20000
snack foods0.20000
soft candy-
soups0.20000
sugar substitutes-
sweet sauces0.20000
Dairy products, excluding products of category 02.0 (01.0)0.40000
Fats and oils, and fat emulsions (type water-in-oil) (02.0)0.20000
Edible ices, including sherbet and sorbet (03.0)0.40000
Processed fruit (04.1)0.30000
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2)-
Confectionery (05.0)0.40000
Chewing gum (05.3)-
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0)0.20000
Bakery wares (07.0)0.40000
Meat and meat products, including poultry and game (08.0)0.10000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0)0.10000
Eggs and egg products (10.0)-
Sweeteners, including honey (11.0)-
Salts, spices, soups, sauces, salads, protein products, etc. (12.0)0.20000
Foodstuffs intended for particular nutritional uses (13.0)0.40000
Non-alcoholic ("soft") beverages, excl. dairy products (14.1)-
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2)0.40000
Ready-to-eat savouries (15.0)1.00000
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0)0.20000

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Potential Uses

FL meat

Natural Occurrence

beef roasted beef PMC coffee PMC

Synonyms

4,5- dimethyl 2-propyl oxazole 4,5- dimethyl-2-propyl-1,3-oxazole 4,5- dimethyl-2-propyloxazole oxazole, 4,5-dimethyl-2-propyl- 2- propyl-4,5-dimethyl oxazole 2- propyl-4,5-dimethyloxazole Info: miscellaneous nitrogen derivatives