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2-Ethyl-4-methyl thiazole

2-Ethyl-4-methyl thiazole Basic information
Product Name:2-Ethyl-4-methyl thiazole
Synonyms:2-Ethyl-4-Methyl thi;FEMA 3680;FEMA NUMBER 3680;ETHYL-4-METHYLTHIAZOLE, 2-;2-ETHYL-4-METHYLTHIAZOLE;4-METHYL-2-ETHYLTHIAZOLE;Thiazole, 2-ethyl-4-methyl-;2-ETHYL-4-METHYLTHIAZOLE 98+%
CAS:15679-12-6
MF:C6H9NS
MW:127.21
EINECS:239-757-9
Product Categories:Building Blocks;C3 to C7;thiazole Flavor;Alphabetical Listings;Chemical Synthesis;Heterocyclic Building Blocks;Industrial/Fine Chemicals;Heterocyclic Compounds;Thiazoles;E-F;Flavors and Fragrances
Mol File:15679-12-6.mol
2-Ethyl-4-methyl thiazole Structure
2-Ethyl-4-methyl thiazole Chemical Properties
Boiling point 161-162 °C(lit.)
density 1.026 g/mL at 25 °C(lit.)
FEMA 3680 | 2-ETHYL-4-METHYLTHIAZOLE
refractive index n20/D 1.505(lit.)
Fp 130 °F
storage temp. 2-8°C
pka3.67±0.10(Predicted)
form clear liquid
color Colorless to Light yellow to Light orange
Specific Gravity1.03
Odorat 0.10 % in dipropylene glycol. nutty green pistachio
Odor Typenutty
JECFA Number1044
LogP2.09
CAS DataBase Reference15679-12-6(CAS DataBase Reference)
NIST Chemistry Reference2-Ethyl-4-methylthiazole(15679-12-6)
EPA Substance Registry SystemThiazole, 2-ethyl-4-methyl- (15679-12-6)
Safety Information
Hazard Codes Xi
Risk Statements 10-36/37/38
Safety Statements 16-26-36
RIDADR UN 1993 3/PG 3
WGK Germany 3
Hazard Note Irritant
TSCA Yes
HazardClass 3
PackingGroup III
HS Code 29341000
MSDS Information
ProviderLanguage
2-Ethyl-4-methyl thiazole English
SigmaAldrich English
ACROS English
ALFA English
2-Ethyl-4-methyl thiazole Usage And Synthesis
Chemical Propertiesclear colorless or pale yellow to
Chemical Properties2-Ethyl-4-methylthiazole has a nutty, green odor
OccurrenceReported found in roasted coffee, raspberry and roasted pork.
DefinitionChEBI: 2-Ethyl-4-methylthiazole is a member of thiazoles.
PreparationBy esterification of cis-3-hexenol with benzoic acid.
Aroma threshold valuesDetection: 100 ppb. Aroma characteristics at 0.1%: musty, oily, nutty, cocoa powdery with a coffee top note, casky and whiskey-like, with a slight meaty savory nuance.
Taste threshold valuesTaste characteristics at 0.10–0.50 ppm: oily, woody, musty cocoa powdery with a coffee bean nuance
2-Ethyl-4-methyl thiazole Preparation Products And Raw materials
Raw materialsTrimethyl thiazole-->2,4-Dimethylthiazole-->Methyl p-toluenesulfonate
Methylparaben Methylisothiazolinone Trinexapac-ethyl 4-Methylthiazole Ethanol Bensulfuron methyl Ethyl pyruvate Ethyl formate 2-Butanone Ethylparaben Kresoxim-methyl Thiophanate-methyl Ethyl acetate Thiazole Ethyl acrylate 4-Ethyl-5-fluoro-6-hydroxypyrimidine Methyl salicylate Ethyl cyanoacetate
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