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2,4,5-TRIMETHYLOXAZOLE

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2,4,5-TRIMETHYLOXAZOLE Basic information

Product Name:
2,4,5-TRIMETHYLOXAZOLE
Synonyms:
  • 2,4,5-Trimethyl-1,3-oxazole
  • Oxazole, 2,4,5-trimethyl
  • trimethyl-oxazol
  • TRIMETHYLOXAZOLE
  • 2,4,5-Thrimethyloxazole
  • 2,4,5-TRIMETHYLOXAZOLE
  • Oxazole, trimethyl-
  • 2,3,4-TRIMETHYLOXAZOLE
CAS:
20662-84-4
MF:
C6H9NO
MW:
111.14
EINECS:
243-952-4
Product Categories:
  • Oxazole&Isoxazole
  • Flavor
Mol File:
20662-84-4.mol
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2,4,5-TRIMETHYLOXAZOLE Chemical Properties

Boiling point:
133-134 °C(lit.)
Density 
0.957 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.442(lit.)
FEMA 
4394 | TRIMETHYLOXAZOLE
Flash point:
92 °F
storage temp. 
Sealed in dry,2-8°C
form 
Liquid
pka
3.73±0.10(Predicted)
color 
Clear yellow
Odor
at 100.00 %. nutty nut skin roasted wasabi shellfish mustard vegetable
Odor Type
nutty
JECFA Number
1553
BRN 
107043
LogP
1.09
CAS DataBase Reference
20662-84-4(CAS DataBase Reference)
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Safety Information

Hazard Codes 
F
Risk Statements 
10
Safety Statements 
16-33-29-3/7/9-24/25
RIDADR 
UN 1993 3/PG 3
WGK Germany 
2
HazardClass 
3
PackingGroup 
III
HS Code 
29349990

MSDS

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2,4,5-TRIMETHYLOXAZOLE Usage And Synthesis

Chemical Properties

CLEAR YELLOW LIQUID

Chemical Properties

Yellowish liquid; boiled beef aroma.

Occurrence

Reported found in heated beef, cocoa, coffee and cooked pork.

Definition

ChEBI: Trimethyloxazole is an oxazole.

Aroma threshold values

Medium strength odor, nutty type; recommend smelling in a 10.00% solution or less.

General Description

2,4,5-Trimethyloxazole undergoes regio- and diastereoselective photocycloaddition reaction with aliphatic and aromatic aldehydes to yield erythro α-amino, β-hydroxy methyl ketones.

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