2,5-dimethyl-4-ethyl thiazole

thiazole, 4-ethyl-2,5-dimethyl-

CAS: 32272-57-4 C7 H11 N S MW: 141.23667000

Identification

Name	2,5-dimethyl-4-ethyl thiazole
CAS Number	32272-57-4
FDA UNII	N9ZS090JBQ
Molecular Formula	C7 H11 N S
Molecular Weight	141.23667000
Nikkaji Number	J108.858K

Regulatory

DG SANTE Food Flavourings

15.061 2,5-dimethyl-4-ethylthiazole

Physical Properties

Appearance	colorless to pale yellow solid (est)
Assay	95.00 to 100.00
Food Chemicals Codex Listed	No
Melting Point	104.00 °C. @ 760.00 mm Hg
Boiling Point	185.00 °C. @ 760.00 mm Hg
Vapor Pressure	0.484000 mmHg @ 25.00 °C. (est)
Flash Point	161.00 °F. TCC ( 71.67 °C. )
logP (o/w)	1.361 (est)
Soluble in	alcohol
Insoluble in	water

No sensory data available

Safety Information

Oral/Parenteral Toxicity	Not determined
Dermal Toxicity	Not determined
Inhalation Toxicity	Not determined

GHS Classification

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

Safety in Use

Category	flavoring agents
Recommendation for 2,5-dimethyl-4-ethyl thiazole usage levels up to	not for fragrance use.
Maximised Survey-derived Daily Intakes (MSDI-EU)	0.011 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI)	160 (μg/person/day)
Threshold of Concern	540 (μg/person/day)
Structure Class	II
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)	0.20000
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

pork grilled, roasted pork - 0.00001 mg/kg PMC tea leaf

Synonyms

2,5- dimethyl-4-ethylthiazole 4- ethyl-2,5-dimethyl thiazole 4- ethyl-2,5-dimethyl-1,3-thiazole 4- ethyl-2,5-dimethylthiazole thiazole, 4-ethyl-2,5-dimethyl- Try the PubMed Search.