ChemicalBook > Product Catalog >Flavors and fragrances >Synthetic fragrances >Oxygen-containing heterocyclic compounds >Thiazole, thiophene, and pyridine >2,5-Dimethylthiazole

2,5-Dimethylthiazole

2,5-Dimethylthiazole Structure
CAS No.
4175-66-0
Chemical Name:
2,5-Dimethylthiazole
Synonyms
5-DiMethylthiazole;2,5-DIMETHYLTHIAZOLE;Thiazole, 2,5-dimethyl-;2,5-Dimethyl-1,3-thiazole;5-(1-hydroxy-2-phenylethyl)-1H-pyrimidine-2,4-dione
CBNumber:
CB1708682
Molecular Formula:
C5H7NS
Molecular Weight:
113.18
MOL File:
4175-66-0.mol
Modify Date:
2024/12/18 14:07:02

2,5-Dimethylthiazole Properties

Boiling point 152°C (estimate)
Density 1.075 (estimate)
refractive index 1.5605 (estimate)
FEMA 4035 | 2,5-DIMETHYLTHIAZOLE
storage temp. Sealed in dry,Room Temperature
pka pK1:3.91 (25°C,μ=0.1)
form liquid
color Yellow
Odor meat-like odor
Odor Type nutty
JECFA Number 1758
LogP 1.56
CAS DataBase Reference 4175-66-0(CAS DataBase Reference)
NIST Chemistry Reference Thiazole, 2,5-dimethyl-(4175-66-0)
EPA Substance Registry System Thiazole, 2,5-dimethyl- (4175-66-0)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
HS Code  2934100090

2,5-Dimethylthiazole Chemical Properties,Uses,Production

Occurrence

Reportedly present in several foods including meat, coffee, tea (black), cocoa and barley (roasted). Also formed in D-glucose/L-cysteine Maillard system upon microwave irradiation or conventional heating.

Synthesis Reference(s)

Journal of the American Chemical Society, 74, p. 5778, 1952 DOI: 10.1021/ja01142a515

2,5-Dimethylthiazole Preparation Products And Raw materials

Raw materials

Preparation Products

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5-DiMethylthiazole 2,5-DIMETHYLTHIAZOLE 2,5-Dimethyl-1,3-thiazole Thiazole, 2,5-dimethyl- 5-(1-hydroxy-2-phenylethyl)-1H-pyrimidine-2,4-dione 4175-66-0 thiazole Flavor